Williamson-thermoflo Gsa-150 - 94k Btu - 82.9% Afue - Steam Gas Boiler - Chimney Vent Review Jul 30, 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.

Thermostat Nov 05, 2016

The thermostat is fine. When I ordered it, they sent the horizontal version by mistake, but as soon as I let them know they sent the proper vertical one asap. Thanks!

Great Heater I'd Buy Again😎 May 30, 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.

It Does Not Work Apr 20, 2016

Installed the unit, turned the power on, getting flashing on/off light. Remote cannot find out the problem.

Furnace Replacement Oct 25, 2016

The furnace was a very easy replacement of an existing 20 year old one. I only had to build a 12" height extension platform for the furnace to sit on. The wiring, plumbing, and electrical was an easy hook up! It started right up and has performed flawlessly ever since! The cost of the furnace was less than my last years furnace repair bill.