Spiral ducts are common in today’s commercial settings. They offer a myriad of benefits ranging from longer duct runs to reduced leakage because they have fewer joints. Additionally, many architects ...

“Forward-thinking contractors keep duct insulation in the forefront as they understand the impact it has on temperature loss through the duct system,” said David Richardson, curriculum developer and ...

Q: I inherited a concrete block building that was then converted into a home several years ago. Part of it has a crawlspace and part is on a concrete slab. The crawlspace is always damp, and the ...