Showing posts with label green 3. Show all posts
Showing posts with label green 3. Show all posts

5/10/2012

Honeywell RTH111B Vertical Digital Manual Thermostat Review

Honeywell RTH111B Vertical Digital Manual Thermostat
Average Reviews:

(More customer reviews)
I replaced one of the old round bi-metal spring thermostats with the Honeywell RTH111B. The Honeywell works great and keeps the temperature where I set it. It has no "bells and whistles" as you'd expect for the price. Only thing I did not like is that the slide switch for Heat-Off-Cool is quite small and it's not always obvious at which position it's set.

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Basic digital nonprogrammable thermostat. heat and cool. Temperature range on heat is 40 to 90 F.; on cool 50 to 99 F. Sleek 1 piece design with all control buttons on the face of the unit. Vertical positioning for easy upgrade from standard manual thermostat. Soft touch buttons. Use with most gas, oil, electric, forced warm air, hot water, and 750 millivolt or steam. Precise temperature control with accuracy of + 1 F. Requires (2) ''AAA'' batteries, not included. Approximate size: 4.7'' H. x 2.9'' W. x 1.1'' D. Premier white.

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5/09/2012

Lux Products TX9000TS Touch Screen 7 Day Programmable Thermostat Review

Lux Products TX9000TS Touch Screen 7 Day Programmable Thermostat
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BOTTOM LINE:
Took about 45 minutes from removing old unit to new installation and completing programming. It works great!SYSTEM:
4 wire Gas heating and electric cooling.OLD UNIT:
Honeywell Electronic C9825 - bought in year 2000. Has weekday, weekend, 4 periods per day and adaptive recovery. Replaced as temperature override and 'Hold' features work erratically.TOTAL EXPERIENCE:
1 WeekREVIEW:
The TX9000TS is the 3rd electronic thermostat I've owned and is probably the most intuitive of them all. Lux has provided a generous sized display and a very responsive touch-screen. The back light is a pleasing blue. The unit is 3 parts - the main unit, a back plate where you connect the wires and an optional accent plate that provides a .75 inch border to provide a finished look.
I had read the earlier reviews on Amazon and had decided that I will not read the instructions prior to the install to determine how intuitive this system really was? The only exception I would allow myself was if the wiring was significantly different from my old unit - which it was not!
The setup was relatively simple. Removed the old unit and replaced it with the new back plate and accent bezel. No new holes to drill. The accent bezel is the closest piece to the wall and is held up by the back plate. I straightened the old wires, inserted into the corresponding clamp and tightened the screws - Total time of 15 minutes.
I inserted 2 new alkaline batteries (And NO, I did not use the recommended Duracell or Energizer!) and the unit came to life. I clicked on the time and it started beeping. I could see arrows on the right and intuitively touched them to set the time. Did the same to set the day. Touching the 'Menu' got me into the programming mode for the unit. I touched "SCROLL" to skip to the next feature, and "NEXT" for the next step in the feature programming. I do admit I took a few iterations to get used to the programming logic. Also 'YES' to accept settings is a little different from the colloquial "ENTER" we are used to in a computer literate world!
This unit is programmable for every day of the week. I, at most, need one setting for all week-days and one each for Sat and Sun. While programming the days, I noticed that they had a "COPY" function. I was sure that this was to copy my settings - every time I touched it, it went over to the next day. I thought that the data was being copied over and I did verify it after I completed my first iteration of programming. By the way, once you are in the programming mode, setting the start time for any period and/or setting the temperature is as simple as touching the time or temperature and using the up/down arrows. Could not be simpler!
I was fortunate that I had the program settings available from my old unit - once I went through a few iterations of errors (not using "YES" to accept settings!) the unit was programmed - Total time of 15 minutes
I spent another 10 minutes setting the 'Filter Usage' and 'Swing settings' and reviewing the 'Temperature Calibration' and 'Energy Usage' monitor. The Swing settings only went upto 2.5 degrees in 0.5 degree increments (One of the other reviewer found that it went upto 3.0 degrees???)
I did not see the 'Smart Recovery' option and thought that it might be a switch on the circuit board like my last unit. It was 1.30 in the morning and I did not feel like reading the instructions. I attached the TX9000TS and it kicked off instantly.
The instructions did have the following options that can be changed with the small slide switches towards the back of the main unit -- 12/24 hours time format, Smart Recovery, Degrees in C or F, and 2 or 5 minute interval between restarts.OTHER REVIEWER'S CONCERNS
Some of the other reviewers have concerns that the unit does not automatically switch between heating and cooling to keep the temperature constant. This is done intentionally!
In the summer, our ideal temperature is 74 degrees. When we leave for work, our "DAY" period is set to 82 degrees so that the AC does not cool the home while we're out. In an auto switch between heating and cooling, the heat would take over and get the temperature to 82 degrees and maintain it - which is NOT the intent!! We do not want the AC to cool any below 82. I can, of course, see the gentleman's point if one spends 90% of their time at home and is OK with the associated heating/cooling cost.PROS:
* TX9000TS is rated #1 by Consumer Reports
* Cheapest in its class for display size and features
* Very easy to program
* Love the LARGE display and the accuracy of the touch zones.
* Very nice Backlight and fantastic positioning of the backlight switch.
* Like the "CHANGE FILTER" feature. I used to use a Sharpie on the filter and then try to read the date through the grill
* Like the "Low Battery" alert.
* Power Usage also seems like a valuable feature...will find out in the near future! I did manage to find it by pressing menu and scrollingCONS:
* Lux could have done a better job with the programming terminology and could have improved the user experience with regards to the programming. For e.g., if you had to program day and time, it continues to loop when you click "NEXT"...to exit the programming you need to use "MENU".
* Another feature I miss from my old Honeywell is the "RUN PROGRAM" button which when pressed would clear the "OVERRIDE" functions and run as per the program. The TX9000TS unit achieves this either by touching the temperature and using the arrow keys to bring the temperature to the programmed value, OR, by touching "HOLD" twice. Minor inconvenience.
* The tabs, on the top of the base plate, that hold this unit are very small and I am in constant fear of breaking them off. My old Honeywell had a very robust design.CONCLUSION:
I do agree that the TX9000TS is not completely intuitive, but it is nowhere as unintuitive as others claim. I do like to play around with stuff that I get...if it were all super-intuitive and easy then it'd be no fun! ;o)

Click Here to see more reviews about: Lux Products TX9000TS Touch Screen 7 Day Programmable Thermostat

Efficient. Easy. Economical. That's why you'll love the Lux Products TX9000TS Seven-Day Programmable Thermostat. This clever device gives you complete and accurate temperature control at the touch of a finger. And compatible with a variety of heating and cooling systems, this thermostat incorporates do-it-yourself installation, a responsive touch screen, and a large lighted display for straightforward programming and operation.
Customize Your Home's Heating and Cooling ScheduleWith the TX9000TS it's easy to set a daily heating and cooling schedule for your home, which can ensure your comfort and potentially reduce your utility costs. With easy-to-use menu-driven programming and intuitive touch-screen commands, this thermostat allows you to program up to four different time and temperature settings in a 24-hour period (morning, day, evening, and night).

You also have the option of setting a different program for every day of the week.

Environmentally Friendly, Wallet-Friendly ChoiceThe TX9000TS can be an energy-efficient, environmentally friendly choice that can save your family approximately 33% on energy bills.

It comes pre-programmed with a default energy conserving heating and cooling schedule that's designed to save up to $180 in energy costs over one year.

And thanks to the keyboard lockout feature, the TX9000TS is great for households with small children or other potential unauthorized users.

User-Friendly Features and Operating SimplicityIncredibly user-friendly, the TX9000TS boasts a range of helpful features to simplify both programming and everyday operation. First, a large blue electroluminescent display is easy to read--even in low light--and clearly shows the current day, time, temperature, and filter status.

Additionally, audible touch confirmation indicates that your choices are being registered, while snowflake and flame icons indicate cooling or heating mode. For further convenience, a filter-usage monitor allows you to set filter limits from zero to 720 hours of use, and a 'replace' icon will appear when battery power is running low.

What's in the BoxTX9000TS programmable thermostat, mounting hardware, and manual.




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4/20/2012

Bosch ProTankless 940 ES NG Tankless Water Heater, Natural Gas (FD# 886) Review

Bosch ProTankless 940 ES NG Tankless Water Heater, Natural Gas (FD# 886)
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My family just opened up a small business to stay afloat and since it's in such a crammed space we went with this tankless heater as we figured it would save us space which, indeed, it has.
It has also cost us over $400 in repair costs since it came with the control panel wired incorrectly forcing the heater to stop working after a month of operation. When the plumber contacted Bosch, Bosch realized it was the faulty control panel so they sent in another one. Unfortunately, they did not offer to pay for the labor, nor did they cover us for the expense of getting the thing working again in the first place though they have encouraged us to visit bosch.com to find the schematics on how to install the new control panel ourselves so as to avoid any additional costs. We're not plumbers.
In short, poorly manufactured heater with the customer service to back it up.

Click Here to see more reviews about: Bosch ProTankless 940 ES NG Tankless Water Heater, Natural Gas (FD# 886)



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4/18/2012

Laing ACT-303-BTRW AutoCirc Retro-Fit Circulator Pump with Line Cord, Timer, Check Valve, and Thermo Review

Laing ACT-303-BTRW AutoCirc Retro-Fit Circulator Pump with Line Cord, Timer, Check Valve, and Thermo
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Yes it works ... sort of. Installation was easy using stainless braid flex lines and since it went under the kitchen sink where power was already available no wiring was needed, otherwise it would have been a major hassle. It seems well made and runs quietly.
The problem is that the hot water line under the house cools faster than the line under the sink where the pump & thermostat are located. The upshot is that instead of instant hot water, you get nearly instant warm water. It does help and the hot water warms faster than without it but if you're looking for fully hot water in a matter of seconds, you'll be dissapointed. It's an improvement but not the total solution I was hoping for.
Probably insulating the hot water line where possible in the crawl space would help. Guess I'll try that next.

Click Here to see more reviews about: Laing ACT-303-BTRW AutoCirc Retro-Fit Circulator Pump with Line Cord, Timer, Check Valve, and Thermo



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4/14/2012

Honeywell RTH230B 5-2 Day Programmable Thermostat Review

Honeywell RTH230B 5-2 Day Programmable Thermostat
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I finally decided mid way through the summer to replace my aging thermostat with a more modern programable one after the shock of the first summer electric bill. Every day I would raise the thermostat before I left, but ocassionally I'd forget and waste a days worth of cooling. There are many choices for thermostats, and I initially looked at this model because of the name, Honeywell, A brand that I recognize and Know is a major player in thermostats and climate controll. I purchased this model because of its great step by step instruction and ease of installation. I have worked with other older programable thermostats, and many use to be difficult to program and even more dificult to figure out the display. Well, this unit has a nice easy to read picture display, and the programing is a snap. One feature that is nice is that it has 4 programable times during the day: wake up, going to work, home from work, bedtime, allowing you to save energy over the day, but also over night when it is cooler. It also has easy to program saturday and sunday settings as well, with available 4 programing settings as well if needed. So if your in the market for a new thermostat, this is a nice simple unit, affordable, and easy to use, why waste more money on a more expensive model.

Click Here to see more reviews about: Honeywell RTH230B 5-2 Day Programmable Thermostat

Digital Heat/Cool Thermostat, 5/2 Programming With 4 Periods Per Day, For Use With Central Gas, Oil, Or Electric Furnaces & Air Conditioning, For Single Stage Heating & Cooling Or Milli Volt Systems, Large, Easy To Read Display, Easy Access Battery Compartment, Filter Change Indicator, Temp Control +/- 1°ree. Fahrenheit.

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3/14/2012

Rheem RTG-74PVN Indoor Natural Gas Tankless Water Heater for 2-3 Bathroom Homes Review

Rheem RTG-74PVN Indoor Natural Gas Tankless Water Heater for 2-3 Bathroom Homes
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As a service provider, here was a recent and typical service call on a 74 model. the customer lives 1 1/4 hr away, call Sat with an error code 11. this had been in service for 3 months and worked fine, then quite. Rheem requires as a service provider, that I call in, get a case number and proceed from there. They are available Sat for tech support but good luck waiting on the phone. I came back Monday, trip number two, talked through two levels of tech support. I didn't agree with their assessment and they sent an ignition module. Wed, trip three, I installed the part and it. I tried to explain, it was most likely a control board and gas valve combined problem and the tech, she didn't think so. after 9 commbined hors of driving and attempts at service, the customer was left with a still non functioning water heater. I've been working on these for about 30 years but when I have to work according to their at a distance analysis, reading a prompter, service fails. They do not have a system of regional parts available and are not willing to allow me to purchase and stock these.
so if you are considering purchasing a tankless water heater, a little due diligence with regards to service will save an enormous amount of heartburn...
Paloma and Rheem need to create a service network that supports those in the field who will be performing warranty work. Until that day arrives, I do not recommend these...

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2/05/2012

Laing LHB08100092 AutoCirc Recirculation Pump with Timer Review

Laing LHB08100092 AutoCirc Recirculation Pump with Timer
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The kitchen sink is on the completely opposite side of our house from the water heater. It seemingly took forever for any hot water to get there. Now there is warm water instantly and hot water is just seconds behind. It has been extremely nice this winter, avoiding freezing water from the tap.
Cheaper recirculating pumps utilize a a plastic valve under the sink that will wear out and need replacement. The body of the valve in this pump is brass and looks like it will last for a very long time.

Click Here to see more reviews about: Laing LHB08100092 AutoCirc Recirculation Pump with Timer

The auto circpump is installed under the sink or faucet farthest from the water heater - wherehot water usually takes the longest amount of time to arrive. A built-in temperature sensor automatically turns the autocirc pump on when the watertemperature in the hot water supply line cools down to 85º F. This cool water in the hot water supplyline is then pumped into the cold water line and back into the water heater. The autocirc pump turns off automatically when the hot water supply line to the faucet reaches a temperature of 95º F, ensuring the instant availability of shower warm water with maximum temperature hot water only seconds behind. When the pump is automatically turned off by the built-in thermostat, an auto closure device prevents hot or cold water from mixing in either supply line.Another beneficial feature is that hot water will also be instantly available at all other faucets in the supply line between the water heater and the faucet where the autocirc pump is installed.

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1/21/2012

Rheem RTE 7 Electric Tankless Water Heater, 2.5 GPM Review

Rheem RTE 7 Electric Tankless Water Heater, 2.5 GPM
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I bought this thinking it would work for a sink or small shower w/ water saver head on it. Wrong! it won't put out "hot" or even Warm unless the faucet is almost off at .5 gpm(.4 is the min reqd to activate the unit).... What the heck is .5 gpm useful for? I bought it because it is listed as 2.5 gpm. don't go off that. the factory rep told me these are intended for folks in warmer states with warm ground water.But if the water is that warm comeing out of the ground I don't think I would need a HEATER:)
7KW - 240v is alot i can't figure out why it can't keep up with even 1-2 gpm!?! the unit is flawless in it self other than not heating enuf.

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Includes 7 kW Electric Tankless Water Heater - RTE-7

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1/08/2012

Bosch 125B-NG AquaStar Natural Gas Tankless Water Heater Review

Bosch 125B-NG AquaStar Natural Gas Tankless Water Heater
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Well, looks like my prior review on 4/22 has been deleted. I highly suspect that the complainers here, or one of them, "reported" me because I referred to their reviews and that probably violated policy, yada yada yada.
Ain't it the way of the world? Wonder how long this one will last.
In any event, if you are at all interested in the AquaStar, just listen to the positive reviewers, hook it up properly, and you'll be very happy with it I'm sure.
I suspect that the most common problems folks have are twofold:
1) They probably don't use the required 3/4" gas supply pipe and try to get by with the old 1/2" pipe that supplied their old tank-type hot water heater. Most 30-40 gallon tank types have a BTU input specification of 40,000 BTU's. The 1/2" supply line is adequate for that number of BTU's, but the AquaStar requires 117,000 BTU's and that's three (3) times as much. Thus you DO need to use the 3/4" supply line or you're just not feeding the thing enough fuel.
Don't give it enough gas to burn and what do you think is going to happen?
2) A lot of folks might try to get by with the old 3" vent pipe their old heater used. Again, that's not going to work. You NEED to vent the AquaStar with the proper-sized vent pipe or it's not going to breathe properly and thus not going to work properly.
Other than that, there's not much to worry about with the installation of this unit.
Install it properly and it will perform well for you and meet your expectations fully for many, many years to come.
Also, as I noted in my amended review previously -- now deleted of course -- this model here has changed from when I bought mine a few years ago. This new 125B has a standing pilot. If you want one like my old 125B, you now need to get the Model 125HX, which has the electronic ignition, as does mine. The difference between mine and that one is that mine uses 2 D-cell batteries, whereas the 125HX uses a water-powered turbine to supply the necessary electical power to fire the unit. Neato.
Also note (as I mentioned previously) that the former manufacturer, CONTROLLED ENERGY CORP., has been acquired and thus is no longer the current manufacturer. Try going to their former website and see for yourself.
I doubt this has compromised the quality or service, but it's something you should know.

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1/07/2012

Stiebel Eltron Mini 4 Tankless Electric Water Heater - 220 - 240 Volt Review

Stiebel Eltron Mini 4 Tankless Electric Water Heater - 220 - 240 Volt
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I'd like to first of all comment on other postings which gave the impression of how terrible this product is. On the contrary, this product is the best I have ever bought. It clearly states the Voltage rating as 220-240V so if you buy it without reading the technical details then you can only have yourself to blame. You should ask for the 110V rating if you live in North America and do not have a dual domestic electrical system (110/220~240V). Although it does involve some plumbing work, it is not as if one has to assemble a space shuttle. Please get an ordinary plumber who is able to connect a T-joint PVC pipe from your cold water source in the bathroom to the INLET of the Heater (Blue Dot) and the outlet of heater to your existing hot water line. As regarding a professional Electrician, I don't really know why these guys are asking for such. All you need to get is a 3-PIN plug and connect to the bare wires (Pig Tail) of heater and switch on the unit, and you are ready to go. Maximum installation time including plumbing shouldn't be more than an HOUR. Anything more than that means you are DEFINITELY DOING SOMETHING UNCALLED FOR!

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1/05/2012

titan Review

titan
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I use two of these (single 3/4" line split into both units, then back to single 3/4" line out) as I live in the northeast and have a family of 8. With all three showers (low flow heads), the clothes washer, dishwasher, and the kitchen sink (can't forget the kitchen sink!) going, I had hot water. The units are set to just below medium. My electric use dropped 30% from the 40gal electric unit I had that only gave us about 10 minutes of hot water and we couldn't use multiple showers at the same time. I have had these units since 7/06. I did not have to adjust the temp during the winter. I am very satisfied.

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12/29/2011

Rheem RTG-74DVP Direct Vent Liquid Propane Tankless Water Heater for 2-3 Bathroom Homes Review

Rheem RTG-74DVP Direct Vent Liquid Propane Tankless Water Heater for 2-3 Bathroom Homes
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A thoroughly disreputable company. Warranty is worthless. If your Rheem water heater has a 6 year warranty and fails after 3.5 years (as ours did), you may find them using all kinds of questionable tactics to escape responsibility.
On three separate calls to three agents they insisted our heater was 7 years old. They had clearly been trained to say this, the patter was so automatic. When challenged with their own web-site's data, which stated (correctly) that the heater was still under warranty, they did not know what to say and hung up! The house had been built only 3.5 years earlier! And indeed, the heater's body was date-stamped 3.5 years ago. What was going on here? Either Rheem was lying, or the plumber or the plumber's merchant had supplied old product, falsely relabeled. Of course the plumber and his merchant denied that. Finally after a lot of photos, heated phone calls, and intervention by the plumber's merchant in escalating to Rheem management, we discovered the procedure for making a claim.
Rheem's claims are handled by a third party agency, ESIS Risk Management. We supplied photos of the leaking rusty tank and the flooding in the cellar and adjacent room that it had caused. ESIS are apparently tarred with the same dirty brush as Rheem. Despite the overwhelming evidence, ESIS' Susan Fritts insisted there was no proof of defect and that a report was required from a `forensic plumber.' Oh yeah, like we had sabotaged our own heater and voluntarily lived without hot water for two weeks?? The forensic exam could cost $1000 and would not be reimbursed even if Rheem were found to be at fault!! Outrageous! That's more than the cost of a new heater! ESIS and Rheem had created an impossible obstacle.
So we were stuck with buying a new heater. Now these things are built like tanks (ha!). They should not fail after 3. 5 years, sitting untouched in a basement. It makes you wonder if Rheem is supplying old refurbs that are falsely relabeled with a new manufacturing date. And then wriggling like crazy to escape any liability. CAVEAT EMPTOR!

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12/25/2011

Bosch AQOK AquaStar Outdoor Installation Kit for AquaStar 2700ES Review

Bosch AQOK AquaStar Outdoor Installation Kit for AquaStar 2700ES
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will install in two to three weeks so can later give an indication if cheaper to run

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2700ES Outdoor Installation Kit, Includes 2 Supports With Screws, Sealing Gasket, Control Panel Shield, Outdoor Vent Cap, Allows Heater To Be Installed Outside The House In Approved Climates, Intended To Be Used In Non-Freezing Environments, Freeze Protection Kicks In At 36 Degrees Fahrenheit, Protects Heater Down To 5 Degrees Fahrenheit For Short Term Conditions, Use With True Value Natural Gas # 475-225 and LP Gas #457-393.

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11/15/2011

Bosch 2400ES NG AquaStar 6.4 GPM Indoor Tankless Natural Gas Water Heater Review

Bosch 2400ES NG AquaStar 6.4 GPM Indoor Tankless Natural Gas Water Heater
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I wanted to write an honest review of this product since I couldn't find much online about on-demand hot water heaters. Our tank broke, flooding the basement, and we wanted to look into alternative ways to heat our water efficiently. We're in Boston and the tap water here is about 45 degrees.
The way this works is that when you turn on the hot water in the house, the unit senses the water flow and begins to heat up a set of pipes inside. As the water passes through, it's heated to about 122 degrees.
The pros:
- It works normally, just like before. I turn on hot water, I get hot water.
- You don't experience any standby losses of having a tank - Gas is only used when you are actually using hot water saving both money and energy.
- The water is very hot in the shower. We can also use the dishwasher OR the washing machine with the shower. All three would probably not work well.
- There's no footprint. You put this on the wall, and it's vented outside.
- If something breaks, you replace a part rather than the entire tank, saving time and money.
- If it breaks, there's no flooding!
- We received rebates from both the gas company and from the federal government through a tax credit for the "green" purchase.
The cons:
- It costs more than a traditional tank to both purchase and install. We paid about $1000 for the unit itself, and an additional $1000 to have it installed. We had to have someone drill a new vent (both out and intake), put in stainless steel and PVC piping, and re-route the hot water in our basement.
- It takes a few seconds to up to a minute for the water to heat up.
- It's more difficult to make incremental changes to water temperature.
- You cannot get a "trickle" of hot water. The unit needs a certain flow to start in order not to damage pipes.
All in all, we're extremely happy with this unit since the cons were more a matter of up front cost (but we'll save down the road) and lifestyle changes.

Click Here to see more reviews about: Bosch 2400ES NG AquaStar 6.4 GPM Indoor Tankless Natural Gas Water Heater

Includes 2400ES Natural Gas Tankless Water Heater - 2400ES-NG-RE

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10/09/2011

TITAN SCR2 N120 Electric Tankless Water Heater Review

TITAN SCR2 N120 Electric Tankless Water Heater
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Nice product and once I worked out the wiring and circuit breaker needs it seems to work very well. I hooked it up to the current hoy water heater wiring and fuse only to find it needs a 60 amp fuse and 6 gage wiring from fuse block to heater..This was not too expensive because my heater is only a few feet from the fuse box the wire is $2 per foot and a new fuse was $8 so it added $50 to my bill and an hour running the wire through the crawl space. It does appear to work as promised, nice hot water instantly after connected.

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9/25/2011

Bosch 1600H NG AquaStar 4.3 GPM Indoor Tankless Natural Gas Water Heater Review

Bosch 1600H NG AquaStar 4.3 GPM Indoor Tankless Natural Gas Water Heater
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EDIT - 1/11/08 -------------------------------------------------
I've been having trouble with the Aquastar lately. It still works but doesn't like to work when the furnance is running. I assumed the furnance was drawing down the gas pressure in the line but after having the gas company out and an HVAC technician they both concluded the pressure is steady and sufficient. Contacting Bosch technical support has proven to be an exercize in patience to say the least. Each phone call (there have been 3) has taken a minimum of 50 minutes on hold. I've spoken to three different techs and have been given three different solutions. First call, very nice lady, apolgized for the wait, I told her the problems and she sent me a new control box (didn't work). The second time I called, the tech told me it was my problem and not the Aquastar. He said I had insufficient gas pressure (I didn't), said I had a vent back draft (tested, I didn't) basically he blew me off. He gave me the phone number of a local tech (wasn't local-40 miles away) that I'd have to pay for (because it was my problem) to come and diagnose my Aquastar. I decided to call back because I was very unhappy with the technical support I had just received. My intent was to make a complaint, but on my third call I talked to yet another tech who diagnosed yet another possibility. He sent me another part to replace, which still hasn't solved the problem. Which is where I'm at at the moment.
I've done some more research on the internet and it seems that Bosch Hotwater tech support is reknown for poor service. Unfortunately that's something you only find out when the unit isn't working.
I'll have to change my recommendation from a buy to a don't buy at this point based solely on customer service. Hot water is not something you can readily do without for any period of time and if you do have a problem with the Aquastar, waiting days to have it fixed is not a solution.
Another curious observation, why is there such a wait for tech support? Must be a lot of broken Aquastars out there.
END EDIT ------------------------------------------------I installed the Aquastar 1600H myself in about 3 hours. I bought it at Lowes and like the other reviewer, had to go to HomeDepot to buy the 5" class B ducting. I gave the Lowes sales ppl an ear full about that but it just went in one ear and out the other.
If you're comfortable with sweeting copper and plumbing your own gas lines its really not that difficult. My biggest problem was positioning the unit so I could vent the exhaust gases. If you don't have a straight vent stack and have to feed the exhaust into the chimney like I did, it required placing the unit really low on the wall. You are required to vent straight up for the first 12" before you can elbow the vent. Along with the minimum run vs. rise of the vent pipe, it forced me to place the unit just barely a foot off the ground. Your situation may be different but keep it in mind. Also, it requires a minimum of 3/4" inside diameter black iron gas pipe. In some cases if you're tapping into the same gas line as your furnance, you may have to install 1" gas line. This unit requires a lot of BTU's and if you choke down below 3/4" it will not run properly. So that means no yellow flexible line to make the last connection. You'll have to hard plumb the iron pipe all the way to the unit.
There are both benifits and negatives to this unit. First the benifits. Long, long, long showers. Literally, you can take a shower all day. Then the next person in line doesn't have to wait for the water to heat back up. It's ready to go. Great for a family getting ready in the morning. Second, big savings on the gas bill. My bill dropped $20 the month after I installed this unit. I figure it will pay for itself in less than two years after the tax credit.
Now for the negatives. Low hot water pressure. That takes some getting used to. The unit has a maximum 4.3 gpm, but that's really unreasonable.(Take into consideration that I'm in the Northern USA and the water in coming into the house is at 50 degrees.) At that flow rate the water doesn't heat up above 90 degrees. That makes it warm not hot. You have to turn down the flow rate to 2.3 gpm to heat the water to 120 degrees. At that flow rate / pressure, if you open two hot water spigots anywhere in the house at the same time it becomes a trickle. There is no way you could run the shower or any other appliance like the dishwasher or washing machine at the same time. If you turn the Aquastar back up to 4.3 gpm you could, but you'll be taking a warm shower not hot (in my case).
Also, at 2.3 gpm, it takes a long time for the hot water to actually get to the faucet. It probably takes 4 to 5 times longer than it used to for hot water to flow from the tap than it did with the old tank system. For example, if I'm washing my hands, by the time I'm done lathering up and rinsing, the water is just now starting to get hot. I've come to realize its not even worth turning the hot water on for short burst of hot water like that.
It takes adaptation to get use to this, like this trick I use in the morning. I turn the hot water on and brush my teeth while the water is slowly making it's way to the tap. Once it's hot, then I turn on the shower. Otherwise I have to let the shower flow for what seems like a very long time before it starts getting up to temperature.
Would I recommend this unit. It depends. If you really need the ability to run two showers or two appliances at the same time, then no way. You'll have to go with the next unit up that has a faster flow rate. There's no way this unit can handle that.
But if you think you can adapt to the low flow rate and really enjoy taking all day hot showers while saving money on your gas bill then this is the unit for you. I really enjoy the savings and long showers.
One more thing. The manual says you have to clean the unit once a year to maintain its efficiency. That means disassembling some parts in the unit. Clean them and put it back together. I haven't had to do this yet, but its just one more thing to consider before you switch to tankless hot water.


Click Here to see more reviews about: Bosch 1600H NG AquaStar 4.3 GPM Indoor Tankless Natural Gas Water Heater

Bosch 1600H-NGBosch AquaStar 1600H-NG (Natural Gas)Except for the ignition system, the 1600H(hydro-ignition) is the same as the 1600P(standing pilot).The Bosch AquaStar 1600H replaces the 125HX model and is designed to vent vertically and requires a 5" type-b double wall vent. Can be vented horizontally with the addition of the AQ4. The Bosch AquaStar 1600H tankless water heaters supply one major hot water outlet at a time. They are sized for most homes and small businesses and have a 12-year manufacturer's warranty when installed professionally.Bosch 1600H-NGBosch AquaStar 1600H-NG (Natural Gas) Features:; Delivers up to 4.3 gallons per minute; No standing pilot â no electricity needed; 12-year warranty on heat exchanger â 2 years on parts; Provides ENDLESS supply of hot water; Saves up to 50% off utility costs; Compact and lightweight; Can simply hang on the wall; Modulating gas valve to control temperature; Pressure relief valve included; Vents with inexpensive and readily available 5â B Type Galvanized vent pipe "; Power Input :30,735-117,000 Btu; Minimum Flow to Activate (gpm): 0.6 gallons per minute (gpm); Flow Rates 90° F rise / 2.1 gpm 77° F rise / 2.4 gpm 65° F rise / 2.9 gpm 55° F rise / 3.4 gpm 45° F rise / 4.3 gpm; Energy Factor : .80; Thermal Efficiency : 80%; Dimensions: H: 25 ¾" W: 16 ¾" D: 8½"; Weight: 33lbs.; Modulating Gas Valve: Yes; Ignition: Hydro-generated (no electricity); Accessories: Power vent for horizontal venting Vertical Vent Kit (H/P VVT); Hydro-powered sparked ignition, no outside power required; New technology generates pilot spark from the flow of water; Like a hydro dam producing electricity, the system ignites the burners when water is flowing without the need for electricity or batteries; Uses no energy when idle; Includes a pressure relief valve; Natural gas, hydro-generated unit; 117,000 BTU/input; 0.82 efficiency rating; 0.78 energy factor

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9/19/2011

Bosch 1600P LP AquaStar 4.3 GPM Indoor Tankless Liquid Propane Water Heater Review

Bosch 1600P LP AquaStar 4.3 GPM Indoor Tankless Liquid Propane Water Heater
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(More customer reviews)
I live in a city apt., and must provide my own hot water. I replaced a 30 gal. tank with the HX (hydro pilot) model. It took some getting use to, it would shut down if I added too much cold to cool off the hot water. 2 1/2 yrs after installation, it doesn't always want to light. I have to run the hot water for 3 - 5 seconds, turn it off and turn it on again. Most always this works, but its an agravation. Bosch won't help, as I admitted I installed it in my bathroom, which voids the warranty, and Bosch won't give any technical advice for this other problem as a result. I installed a large vent in the lower half of the bathroom door, and have had no air intake problems. I am on the top floor and was able to vent out to the roof rather easily. I also have a CM detector/alarm in the bathroom near the unit which registers neglible amounts of CM.
"The place where you install the heater must have enough ventilation. The National Fire Codes do not allow gas fired water heater installation in bathrooms, bedrooms or any occupied rooms normally kept closed." from the installation manual, obtainable on the web. This is fine, and ample warning if you get a copy of the installation manual before you purchase the unit. The claim that hot water is instantaneous is not true. It actually takes longer than a heater with a tank, which has hot water standing by. The tankless takes cold water, and starts heating it a bit after the water starts to flow, but does come up to temperature pretty rapidly. In Europe (and foreign films) you see these right above the sink in the kitchen for a good reason. My kitchen is some 45 feet away from the bathroom, so it takes a little bit to get hot water, compounded by the fact that I have to turn the water on and off to fire up the unit.
"Water Valve (Part # 8707002649): The water valve on this heater should be serviced periodically. Lubricate component 36 on page 16 with a small amount of silicon, faucet or lithium grease every two years to keep its o rings fresh and pushrod sliding smoothly. Every 3-5 years replace component 36 on page 16."
Installation manual.
Unless you are technically proficient (able to install the unit your self) you will have to hire a plumber to do this. This makes the unit more expensive to maintain than a tank unit, perhaps eating up whatever savings you might realize not keeping a tank hot 24/7.
So, unless you have extra indoor space to stick this thing, are prepared for the maintenence routine, hopefully it will last twice as long as a tank model (20 yrs vs. 10 years) and will save on the purchase/installation after the first 10 years.
Savings: It's very difficult to compare energy usage between the tank/tankless models. I couldn't find any useful charts, etc to make a reasoned comparison. Perhaps if I was an engineer of some sort. I did have to replace my 12 yr old tank model, and liked the idea of not having to turn it down when I went away, etc. Also, the longevity of the unit is attractive, as well as the hydro (125HX) pilot is cool.

Click Here to see more reviews about: Bosch 1600P LP AquaStar 4.3 GPM Indoor Tankless Liquid Propane Water Heater

Bosch, 1 Major Appliance Or Shower At A Time, Natural Gas Tankless Water Heater, 117,000 BTU Input Delivers 3.3 Gallons Per Minute At A 55 Degree Fahrenheit Rise, Drives Standing Pilot, 1/2 Gallon Flow To Activate Burners, Vertical Venting Only, Must Use 5" Double Wall B Vent Pipe, Modulating Gas Valve From 28,000 To 117,000 BTU's For Optimal Performance, 1/2" Male Nominal Pipe Thread Gas & Water Connections, Natural Gas Pressure, Minimum 7" Water Column To Maximum 14" Water Column, Water Pressure Minimum 18 PSI To Maximum 150 PSI, Warranty 12 Years On Heat Exchanger & 2 Years On Parts, No Electrical Needed, CSA Certified.

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