Overlaps at both ends. Overlap 1 facet as you Ordinarily would and develop a butt joint on one other. Use a attract band connector to finish the butt joint. For additional information on air flow ductwork download the latest ACK commercial kitchen air flow systems catalogue. Ductwork that hasn’t been https://ductwork-installers46677.azzablog.com/30196688/the-basic-principles-of-ductwork-specialists