2" Vertical Mount Fire Damper 2533-12X12 Smoke-Fire Damper blades prevent metal on metal

blades prevent metal on metal rattle

Square collar designed for 20” × 20” duct

built-in vanities

Retainer cables are provided on sizes 12" and larger to allow the inner cones to hang securely while adjusting the diffuser

2" Vertical Mount Fire Damper 2533-12X12 Smoke-Fire Damper blades prevent metal on metalh3. Standard Features * 2533 Square or rectangular for vertical mount only. Maximum dimension 48w, 41h. * 2534 Square or rectangular spring actuated (6) for horizontal or vertical mount. Maximum dimension 41w, 29h. * UL and California State Fire Marshall approved * 2" thinline frame * Interlocking steel roll formed blade (3) with roll formed frames (1) * Blade lock (5) * Damper manufactured from corrosion tested galvanized mild steel (G 90) * Self