Pay in 4 interest-free payments of $109.13 Learn more
Ships within 48 hours · Estimated delivery Aug 10 - Aug 15
Ceiling opening must be 4” larger in length and width than the nominal duct size
Locking screw to hold damper in place
Square to round transition collar
055 T6 aluminum surface mount return air grille * 0 fixed blades parallel to shortest dimension * Countersunk mounting holes for flush appearance with color matching Phillips posi-drive screws * Soft White Options * 908 O - recessed screwdriver operated opposed blade damper * No Labor Collar (square sizes only) * 900 T - T-Bar mount * 905 HD - reinforced construction * 905 IS - insect screen * 1335-1338 Series - stainless steel version * Fractional
Parallel Volume Damper Low Leak 3000PLL-28X22 Smoke-Fire Damper Ceiling opening must be 4”h3. Standard Features * 16 gauge galvanized channel frame * Parallel blades are cee stiffened 16 gauge galvanized for strength and stability * Blades pivot on non metallic celcon bushings * 1 2" square zinc plated steel pivot pins * 1 2" square zinc plated steel adjustable operating shaft extending up to 4" beyond the air control frame * Single blades on dampers with a height of 12" or less * Mill finish h3. Options * 3000 PLL Low Leak Air Control
US$ 178.20
US$ 190.30
US$ 127.60
