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.

Great Heater I'd Buy Again😎 Mar 23, 2016

I replaced my old Modine heater, with a new Modine heater and it works great. The old one, the only thing that went wrong with it, was one of the fan blades broke in half . The old one , didn't owe me nothing, I had it in my shop for 38 years.

Easy And Seamless From Order To Delivery Nov 07, 2016

A fine basic furnace.

Ultra - 155,000 Sep 15, 2016

My suggestion is to have a very experienced high efficiency furnace plumber install the unit. From what I now know all aspects of the system need to be in balance to work properly. My unit is exceptional and my wife likes the colored pictures designating the various modes of operation.

Runtal Uf - 8,400 Btu - Hydronic Baseboard Radiator - 6" H - 168" W - 2" D Review Jun 01, 2016

Expensive but is a nicely manufactured product.