The manual augments the explicit instructions provided in the ACCA residential HVAC design process … load calculations, duct design, equipment selection ... associated with using small tonnage HVAC ...

The ANSI-recognized national standard for residential HVAC duct design will help you design a duct system in less time. The ANSI-recognized national standard for residential HVAC duct design will help ...

We asked HVAC professionals how often you should clean your air ducts. They gave us the details on cleaning frequency, ...

Pinwheels are pretty optimized from a design standpoint, and are so cheap and easy to build that putting a pinwheel to work as an HVAC duct flow meter seems like a great idea. Great in theory ...

"so I invented the DUCT TEST COVER. My design saves time ... provides a quick adapter and cover system for the pressure-leakage testing of HVAC forced air duct work. In doing so, it eliminates ...