Fixed Bar Blade Filter Grille 935FG-14X20 Accessories Opposed Blade Damper

Opposed Blade Damper

Round ceiling radiation butterfly damper

Holds up to a 2” filter (not included)

Maintains horizontal airflow pattern

All steel parts with galvanized finish or zinc coating

Fixed Bar Blade Filter Grille 935FG-14X20 Accessories Opposed Blade DamperStandard Features * 45 degree fixed blades parallel to the longest dimension * Hand operated lever for easy filter access * Holds up to 2" thick standard filter (not included) * Removable face for easy cleaning and maintenance * Filter door hinges parallel to longest side * 4 way reversible door on square sizes * 2 way reversible door on rectangular sizes * Filter retention tabs * Concealed mounting holes * Soft White Options * SP935FG 4 holds 4" deep