Excellent job on the video! Someone spent a lot of time on the supplemental graphics (Flash?) and it really paid off in a professional appearance of the finished product.
Glad to see use of a duct pressure test. Would have been informative…"
Combustion Appliance Zone Testing (CAZ) Made Easy (March 24, 2016)
-Adapting to the new BPI standard
-RESNET testing requirements
-NFPA testing requirements
-Best practices for best results