High-efficiency boilers thrive on low return water temperatures. These low return temperatures allow the combustion gases to condense, extracting as much latent heat as possible. 

To enhance the safety of its students as they walk across the longest pedestrian bridge in the state during the winter, Utah Valley University (UVU) took advantage of the technology and the many benefits that a hydronic snowmelt system would deliver. 

Over the last couple of years, I’ve sold most of the remaining HVAC parts and components I had. Sometimes, I wish I hadn’t, but there’s only so much you can store in a 410-square-foot shop.