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Ships within 48 hours · Estimated delivery Nov 16 - Nov 21
104 D FR - U
available 4" through 40" round (2549)
Designed for ceiling or sidewall applications
Standard Features * Lightweight Aluminum vent louver * This is a larger version of the 4901 series * Flush face * Spring clip mounting * Able to withstand wet and corrosive environments * Easily installed using only a high grade silicon caulk * Satin Anodized finish Options * IS - Insect screen * Standard Color or Designer Color Finish available on this product
4-way reversible door on square sizes
4 1/4" Vertical Mount Fire Damper 2633-20X14 Residential Registers & Grilles 104 D FR - Uh3. 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
