Attributes

Key Value
Damper Depth13 5/8 in
Damper Dia.11-7/8"
Damper ItemFire Damper
Damper ShapeRound
Fire Rated1 1/2 hr
For Use WithLow Pressure HVAC Syste.
Free Area0.649 sq ft
Fusible Link165 Degrees F
IncludesStainless Steel Closure.
ItemFire Damper
Material20 ga Galvanized Steel
Mounting TypeDynamic, Vertical or Ho.
Nominal Duct Dia.12"
StandardsUL Standard 555, NFPA 8.
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