Great Product Aug 12, 2016

I purchased this heat and ac package and am very satisfied. It arrived timely and is a very simple furnace. It runs quiet too.

Quality Sturdy Assembly Easy To Install With Peace Of Mind. May 18, 2016

Detailed instructions helped install our two fans. We have one working the garage, while the second unit is on duty in our attic. They are reasonably quiet, and the temperature controller is a good name brand known for consistency. I adapted a pleated air filter to keep the assembly dust free. We haven't noticed a difference in savings on our air conditioner operating, but expect to benefit when we will increase insulation throughout our attic.

System Reliability Oct 02, 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.

Quiet, Unbelievably Quiet Aug 28, 2016

Installed it in the bonus room above our garage. About 300 sq/ft. Insulated with 6" rolled installation, but ceiling being 6" under roof has a very high radiant heat effect in hot times of year. 9000 BTU's does job nicely. Can cool room to 65' to satisfy my most demanding guest from the north. But the most amazing thing is how quiet outside unit is. I only know it's running since I can see the fan spinning and the condensation tube dripping. As I mounted the outside unit on the... more

Reznor Udap-400 Power Vented Gas Fired Unit Heater - Ng - 409 Stainless Steel Heat Exchanger - 400,000 Btu Review Sep 03, 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.