DIV 23 · HVACDAMPERSCUT SHEET INDEXED

Greenheckwdr-53 round backdraft damperwdr-53

Greenheck Round Backdraft Damper (Dampers). Model WDR-53. Frame material is 20 ga. (1 mm) galvanized steel; Blade material is 0.02 in. (0.5 mm) aluminum; Blade seals are closed cell neoprene/EPDM/SBR blend; Start open pressure for 12 inch damper is approx. 0.08 in. wg (0.02 kPa). material: Galvanized Steel Frame, Aluminum Blades

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Greenheck wdr-53 cut sheet — first page
Official manufacturer data sheetOpen PDF ↗
Manufacturer
Greenheck
Catalog no.
wdr-53
Product type
Dampers
MasterFormat
23
Cut sheet
PDF · manufacturer current

Product details

Catalog numberwdr-53
DescriptionGreenheck Round Backdraft Damper (Dampers). Model WDR-53. Frame material is 20 ga. (1 mm) galvanized steel; Blade material is 0.02 in. (0.5 mm) aluminum; Blade seals are closed cell neoprene/EPDM/SBR blend; Start open pressure for 12 inch damper is approx. 0.08 in. wg (0.02 kPa). material: Galvanized Steel Frame, Aluminum Blades
Connection size4 to 24 inches (102 to 610 mm)
End connectionRound
Pressure RatingUp to 3 in. wg (0.7 kPa)
Flow RateUp to 2000 fpm (10.2 m/s)
MountingHorizontal or Vertical.
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