Easy Installation Aug 10, 2016

I'm very pleased with how easy the installation was and the domestic hot water is fast and plentiful. I am amazed as to how quick the boiler heats and circulates the water through the system, I am curious to see how efficient it will be come winter.

Nice Choice Sep 02, 2016

The radiators went together very easily with the connections provided to the heating pex and there were no leaks. very easy to bleed. they provide much more heat than I was getting from my old wall convectors and seem to retain the heat a long time after the boiler is off. Not hard to hang either as long as you separate the hanger prongs in increments of 1/2 inch. Also, my wife was pleasantly surprised by the appearance

Easy To Install Jan 29, 2016

It ran quietly.

Great Heater! Oct 13, 2016

This little heater does a wonderful job of keeping my two car garage nice and warm all winter long. I use my garage for a man-cave workshop in addition to parking my vehicles. I purchased this one because 15 years ago I purchased an ADP similar model. Well, after 15 well used years of 247 running, the board went out. So, instead of replacing the board I opted to replace the unit with another ADP. I don't think you can ask for many more trouble free years from any heater.

Reznor Udap-400 Power Vented Gas Fired Unit Heater - Ng - 316 Stainless Steel Heat Exchanger - 400,000 Btu Review Aug 12, 2016

I have owned this same 400k btu unit for 8 years and it is the best purchase that I have ever made. It is used in a commercial setting and has never had a problem or service call. Reznor quality is second to none and definitely worth the extra cost.