Emergency Replacement Apr 15, 2016

Away from home for the winter. Family checking our home found the problem, needed a new boiler. I was in another state, went online (this boiler was recommended by the professional), able to work well on your web site. Called a few times with questions, very helpful. Shipped out immediately. Boiler installed without any problems. I returned home a few weeks later to a warm home new boiler, and every thing working well.

Williamson-thermoflo Gsa-125 - 78k Btu - 82.9% Afue - Steam Gas Boiler - Chimney Vent Review Sep 13, 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.

Very Quiet! Jul 20, 2016

My husband and i are old (70 and 60), and we were able to install this thing by ourselves, though it is heavy, and it is difficult to lift it above your head into the attic. We did have an electrician come do the wiring, but, it comes with a cord and a plug, so we were able to connect it to a wall outlet and use it for the couple of weeks it took for the electrician to come. without a switch, it just runs on high, but that's what you're most likely to use in the summer anyway. it's very... more

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

Awesome Product Nov 15, 2016

Simple installation and works great after I resolved firewall problem with modem