DIV 23 · HVACHVACCUT SHEET INDEXED

GreenheckCeiling Radiation Damper (#453343CRD-1

Greenheck Ceiling Radiation Damper (Fire Protection). Model CRD Series (CRD-1, CRD-2, CRD-60). Provides protection for air penetrations in ceiling membranes with up to 3-hour fire resistance ratings; Shipped with blades in closed position; fusible link installed at site to hold blades open; Compatible with flexible duct (Class 1 or 0) up to 14 feet (4.27 m) in length; Steel duct must be minimum 28 ga. (0.5 mm) and maximum 20 ga. (1 mm). material: Steel

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PDFCRD-1.pdfData sheet
Greenheck CRD-1 cut sheet — first page
Official manufacturer data sheetOpen PDF ↗
Manufacturer
Greenheck
Catalog no.
CRD-1
Product type
HVAC
MasterFormat
23
Cut sheet
PDF · manufacturer current

Product details

Catalog numberCRD-1
DescriptionGreenheck Ceiling Radiation Damper (Fire Protection). Model CRD Series (CRD-1, CRD-2, CRD-60). Provides protection for air penetrations in ceiling membranes with up to 3-hour fire resistance ratings; Shipped with blades in closed position; fusible link installed at site to hold blades open; Compatible with flexible duct (Class 1 or 0) up to 14 feet (4.27 m) in length; Steel duct must be minimum 28 ga. (0.5 mm) and maximum 20 ga. (1 mm). material: Steel
End connectionSheet metal screws, tubular steel rivets, tack, or spot welds
MountingCeiling grid, ductwork, or structure
ComplianceUL 5

Also cataloged as: CRD-2, CRD-60, crd-1

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