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Ships within 48 hours · Estimated delivery Sep 1 - Sep 6
Options * Sleeve variations h3
Margin edges are 7/8" projection for baseboard installation
1x2 T-Bar (8" x 20" duct)
Recommended Minimum Sleeve Thickness for Fire Dampers
904 - Double Deflection Adjustable Aluminum Blade Grille For a 18" x 4" Duct Opening (front blades parallel to shortest dimension)
2" Horizontal/Vertical Mount Fire Damper 2534-28X8 Specialty Products Options * Sleeve variations h3h3. 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
