Great Product Feb 24, 2016

I have two of these units. The first one I bought was for my Business to handle Domestic Hot-water (via Heat exchange and snow melt operations) Units has been up and running for 2 years with short run cycles from 7-15 Mins.... (not a good thing) but it has held up like a champ. we use 160f water for our low temp dishwasher. Then a heat another Heat exchanger for the Snow melt system. The second unit is a GV90+6 That one is for my home Heating system, This one has been installed for... more

Not Recommended For A Busy 800sqft Store Jul 15, 2016

We bought this set for our tea shop measuring about 800 sqft. We place one in the kitchen and one in the seating area. You can feel the breeze withing 3ft of the machine. We even use a laser and measured the temp to be about 64 coming out from the machine however if you wave the laser just a few feet away its 90 degrees...huge difference. My customers keeps complaining why we don't have AC but when I point to the mirrored AC device saying that we do...they said then fix it! We wasted so... more

Great Heater Dec 19, 2016

Easy to install. Directions were clear on the install process. Quiet running heater

Working Very Nice Aug 12, 2016

I had my boiler installed 6 weeks ago, It is such a relief to replace the old boiler that was nothing but trouble. We will see, but so far very happy,

Great Product Dec 14, 2016

Totally satisfied with the heater. All it is advertised to be, quality product.Service was very good. If you have a need for a good heater this is the one.