4" Horizontal/Vertical Mount Fire Damper 2634-14X6 Commercial * UL and California State

* UL and California State Fire Marshall approved * 4-1/4" standard frame style * Maximum dimension 60w

Standard Features *Surface mount return air grille * 45 fixed blades parallel to shortest dimension * Countersunk mounting holes for flush appearance with color matching Phillips posi-drive screws * Soft White Options * 936 O - recessed screwdriver operated opposed blade damper * No Labor Collar (square sizes only) * 900 T - T-Bar mount * 905 HD - reinforced construction * 905 IS - insect screen * 1335-1338 Series - stainless steel version * Tamper proof screws

Allows for 2-way airflow adjustment

Recessed screwdriver operated Opposed Blade Damper

REVIT FILES T-Bar Modular Core Diffuser with Round Collar 16

4" Horizontal/Vertical Mount Fire Damper 2634-14X6 Commercial * UL and California Stateh3. 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