"Just a short word telling you folks about the fabulous product you have, not only am I able to maintain a constant 70 degree temperature in my facility. I am also saving approximately $1800 to $2000 annually on the price natural gas consumption. Living up here in Traverse City Michigan being able to accomplish that, the president of our company thinks I'm a pretty good guy, not to mention the appreciation of the shop personel." -Ernie Fryer