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Ships within 48 hours · Estimated delivery Aug 10 - Aug 15
One piece steel frame
Unique fan-shapped pattern lends to both heating and air conditioning applications
* Countersunk mounting holes for flush appearance with color matching Phillips posi-drive screws * Driftwood Tan Options * TD Series - with damper
Nylon bushings on adjustable blades prevent metal on metal rattle
Blades are parallel to the longest dimension
4 1/4" Vertical Mount Fire Damper 2633-22X10 Step Down Ceiling Diffuser One piece steel frameh3. Standard Features * 2633 Square or rectangular out of airstream fire damper for vertical mount only. * 2634 Square or rectangular Spring actuated (6) out of airstream fire damper for horizontal or vertical mount. * UL and California State Fire Marshall approved * 4 1 4" standard frame style * Maximum dimension 60w, 52h * Interlocking steel roll formed blade (3) with roll formed frames (1) * Blade lock (5) * Damper manufactured from corrosion
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