Reznor Udap-350 Power Vented Gas Fired Unit Heater - Ng - 409 Stainless Steel Heat Exchanger - 350,000 Btu Review Sep 24, 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.

Nice Compact And Quiet Unit Works Well. Oct 06, 2016

Some details about the unit not in the description - comes with about 10' power cord/plug for the motor, 1" fittings are standard copper pipe sweat fittings, top and bottom frame just fits finished 2x4. Makes it easy to make a quick wood mounting frame. Unit radiates about 45K BTU with 167 degree water circulated into it at 2.1 gpm (return temp is 124 degrees). Fan is fairly low noise. Louvers a little light weight, have unit on the floor with louvers taped open.

Perfect System For Smaller Homes Aug 15, 2016

Bought this system after a blazing hot summer. Was in my opinion the best and maybe the only way to get this kind of heating/cooling in an older and inefficient home at a more reasonable price with the option to do it myself. Pros - System seems well built and looks reasonable on my wall, could be a bit thinner - Air filters - Independent room control with separate remotes - Works very well if you give it time to slowly get the environment up to temperature - Quiet - Remote controls very... more

Great Unit, Love It Dec 12, 2016

Installed it in a 16ft x 20ft building. Works extremely well. Keeps the building at 50 degrees when unoccupied, then heats it up to 70 degrees fast when occupied.

Fgc 6xl, 483 Cfm Sep 25, 2016

One fan, and A coil is not freezing up has run from 6 am till now -- 7:30pm at 93 degrees outside temp---- other two should be coming to their new home soon