4" Blast Damper

Item #: 35481
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These corrosion-proof 4" PVC Blastgate Dampers are for the construction of exhaust ventilation systems. PVC material compounds used in the manufacture of these duct fittings conform to PVC 1120, ASTM D-1784, Type 1, Grade 1, Cell Class 12454-B. Dampers are furnished with a three position locking pin (open, half open, and closed). Dimensions are 6.75" long, 5.56" wide, and 8" high (not including gate). Gate is 3/16" thick and socket depth is 1.75". NOTES: Fittings are triple bead welded. Pictures are to represent style of fittings only; color is gray.

    Item Information

    Item Number:35481
    Catalog Page Number:P-406
    Manufacturer Part #:1034-BG-04

    Tech Specs

    Weight: 4 lbs

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