System Reliability Jul 24, 2016

Two days after installation, the 12k unit quit working with a fan malfunction code. Efforts to contact Gree have been unsuccessful. The 9k unit continues to operate normally. Warranty/repair is a real issue.

Easy Install Apr 15, 2016

Using in warehouse to prevent pipes from freezing, but since the weather hasn't been very cold it is difficult to evaluate. The install was fairly easy.

Reznor Udap Series Sep 21, 2016

We purchased 75,000, 120,000, 150,000, and 200,000 BTU units, 28 units in total. The 83% efficient rating helped us offset the cost of the upgrade by being eligible for a rebate from our utility. All heaters were installed and work beautifully. The heaters look great! They are installed in a warehouse with great WIFI access so we controlled all 28 individual heat zones using 28 WIFI thermostats from Honeywell. Couldn't be a happier customer! Now management has control of all 28 heaters with... more

As Advertised Nov 01, 2016

Easy to install, noticed decrease in gas consumption on first bill. Good quality, delivery was smooth. Good deal.

I Ordered A New Boiler, You Delivered . . .peace Of Mind! Sep 19, 2016

Several years ago my wife and I purchased an old 3 story Victorian style home in Norristown, PA. The house had an old oil fired steam boiler that literally vibrated the floors every time it started. Well, last winter the old boiler sprung several pin hole sized leaks and shortly thereafter it failed. I started doing research and found your website, used your calculator and made the purchase. Once delivered, my wife and I took over from there with the installation. We went from an old,... more