Fantastic!! Sep 12, 2016

It's really helps a lot with one heater in a large room. Very Happy n Love it! Thank Runtal!

Williamson-thermoflo Gsa-175 - 109k Btu - 82.8% Afue - Steam Gas Boiler - Chimney Vent Review Sep 21, 2016

Built by a division of Weil McLain the boiler it is similar to their products. Seems to be build well and I hope to have years of trouble free working status. A little difficult to install given the position of the ports. I will recommend this product to others.

Excellent Equipment Poor Documentation Aug 13, 2016

Would have rated this system 5 stars across the board, but the equipment manuals were poorly written. Equipment: Impressed with the quality of manufacturing, and the quietness of both outdoor and indoor units. Manuals: 1. Outdoor unit manual was acceptable, but lacked some clarity for installation options. 2. Indoor unit manual was terrible. Instructions to open the unit for installation access were incorrect. Lost several hours of time "reverse engineering" the unit to... more

Great For Woodshops Sep 03, 2016

I have a 14 X 40 wood shop and was looking for something to heat/cool it that wouldn't cost a lot of money and also not run my electric bill through the roof. I think this unit is the answer. It was simple to install with no labor costs and it runs quiet and efficient. It keeps the shop comfortable with low humidity great for cast iron tables. We placed it about 5" off the floor on the lower end of the building away from busy working spots and also dust. The building has R23 insulation... more

As Advertised Aug 07, 2016

Quiet, cooling, just as advertised. The hot air that builds in our attic all day just gets pushed right out. Good buy.