FRP Duct 3/8" Wall. PCD Definition – Hot dipped galvanized steel, G60 or better is cleaned and treated for coating, then a primer is baked onto both sides. Finally a 4 mil. Polyvinyl chloride coating is baked on both sides (4X4).

22 Gauge Type 4X4 PCD Ductwork. PCD Definition – Hot dipped galvanized steel, G60 or better is cleaned and treated for coating, then a primer is baked onto both sides. Finally a 4 mil. Polyvinyl chloride coating is baked on both sides (4X4).

22 Gauge Type 4X4 PCD Takeoff. PCD Definition – Hot dipped galvanized steel, G60 or better is cleaned and treated for coating, then a primer is baked onto both sides. Finally a 4 mil. Polyvinyl chloride coating is baked on both sides (4X4).

24 Gauge Type 4X4 PCD Ductwork with TDC connection. PCD Definition – Hot dipped galvanized steel, G60 or better is cleaned and treated for coating, then a primer is baked onto both sides. Finally a 4 mil. Polyvinyl chloride coating is baked on both sides (4X4).