2" Vertical Mount Fire Damper 2501-44X6 Residential Registers & Grilles Holds up to a 1"

Holds up to a 1" filter (not included) with filter retention tabs (FG1)

Smoke Test and More Information on MA Series Diffusers

Perforated face grille

Opposed Blade Damper standard on 4" widths

2" Vertical Mount Fire Damper 2501-44X6 Residential Registers & Grilles Holds up to a 1"h3. Standard Features * 2501 Square or rectangular for vertical mount only. Maximum dimension 48w, 49h. * 2502 Square or rectangular spring actuated (6) for horizontal or vertical mount. Maximum dimension 41w, 36h. * 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