Not Great Jun 01, 2016

Not great... wish I kept my 40 year old one... it worked a hell of a lot better.

Great Service - People Very Helpful Dec 23, 2016

Product worked well, service.

Great Overall Aug 20, 2016

Love this unit! Installed in the fall, it cools well yet can put out satisfyingly uncomfortable amounts of heat when it's 20F outside and throttles down very low to match demand. Thermostat is rather unintuitive to use all its features and you have only one set of temps in auto mode, but if you don't mind switching from heat mode to cool mode yourself you can program it any way you like. The indoor blower isn't obtrusive, but louder than the high fan of many ductless minisplits, even on... more

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 Product Feb 24, 2016

I have two of these units. The first one I bought was for my Business to handle Domestic Hot-water (via Heat exchange and snow melt operations) Units has been up and running for 2 years with short run cycles from 7-15 Mins.... (not a good thing) but it has held up like a champ. we use 160f water for our low temp dishwasher. Then a heat another Heat exchanger for the Snow melt system. The second unit is a GV90+6 That one is for my home Heating system, This one has been installed for... more