4" Blast Damper

Item 35481

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These corrosion-proof PVC Blast Dampers are for the construction of exhaust ventilation systems. NOTES: Fittings are triple bead welded. Pictures are to represent the style of fittings only; the color is gray.

  • 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 & closed)
  • Temperature range: 33°F to 140°F
  • Dimensions: 6.75" L x 5.56" W x 8" Hgt. (not including gate)
  • Gate is 3/16" thick
  • Socket depth: 1.75"

Item Information

Item Number: 35481
Catalog Page Number: P-446
Manufacturer: Harrison
Manufacturer Part #: 1034-BG-04
Country of Origin: USA

Tech Specs

Weight: 4 lbs

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