2" Horizontal/Vertical Mount Curtain Fire Damper 2502-36X26 Residential Registers & Grilles Locking screw to hold damper

Locking screw to hold damper in place

904 - Double Deflection Adjustable Aluminum Blade Grille For a 48" x 20" Duct Opening (front blades parallel to shortest dimension)

Smoke Test and More Information on MA Series Diffusers

Eighteen air patterns

Holds up to a 4" filter (not included) with filter retention tabs (FG4)

2" Horizontal/Vertical Mount Curtain Fire Damper 2502-36X26 Residential Registers & Grilles Locking screw to hold damperh3. 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