4 1/4" Vertical Mount Fire Damper 2633-24X22 T-Bar Recessed screwdriver operated Opposed Blade

Recessed screwdriver operated Opposed Blade Damper

14" * Soft White Options * Field installable Bowtie Damper (BD) * TVB - Thermal Vapor Blanket * HVD - Hinge Down Face

Product sizes available to fit spiral pipe diameter 8” – 48

Standard Features * Return air T-Bar lay-in filter grille * Removable louvered 20 gauge steel face * 20" x 20"x 1" filter (not included) * 7/8" fiberglass back plenum cut holes 6"-16" (collar by others) * Seismic support holes * Soft White

4 1/4" Vertical Mount Fire Damper 2633-24X22 T-Bar Recessed screwdriver operated Opposed Bladeh3. 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