Ultra - 155,000 Sep 30, 2016

My suggestion is to have a very experienced high efficiency furnace plumber install the unit. From what I now know all aspects of the system need to be in balance to work properly. My unit is exceptional and my wife likes the colored pictures designating the various modes of operation.

Quality Nov 08, 2016

Have used Runtal UF series before and the quality is excellent. Now if they could sneak more BTUs per foot.

As Promised Aug 04, 2016

Purchased it, it was as promised, delivery was great. Works well. Thanks.

Great Furnace Sep 25, 2016

Great furnace, very economic. Highly recommend this unit quick install, great quality.

Exciting Product So Far!! Apr 10, 2016

I have built a greenhouse and installed this boiler into the benches to heat the propagation soil and to a unit heater. I decided on hydronic, but knew nothing about its operation or how it really worked. I did my research and, with the help of ecomfort, electro industries, and other online resources, now have a great system in place. My seed propagation table is regulated at 80-85 degrees and my greenhouse stays warm at 68 degrees. The side benefit is the total lack of noise from the... more