MaterialASTM-A653 CS Type B Galvanized Steel G-30 Coating LFQ Chemical Treatment
Ganges4 – 9″ 30GA10 – 14″ 28GA
AssemblyAssembled with C-115 2/16″ Zinc Coated Steel Rivets. Tabs are 3/4″ long to be used with metal. The collar is attached by using a colatch bead system.
Options309SG: with Gasket309SDG: with Damper & Gasket309SDB: for Duct board
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