Parallel Volume Damper Low Leak 3000PLL-72X18 Residential Registers & Grilles Face set in an outer

Face set in an outer T-Bar filter grille frame

1/4” Wide x 1-27/32” High slots

855 Series Engineering/Performance Data

* 2634 - Square or rectangular Spring actuated (6) out-of-airstream fire damper for horizontal or vertical mount

blades prevent metal on metal rattle Countersunk mounting holes with color matching Phillips Pozidriv screws Rust-resistant pre-coat with durable powder finish Soft White Options Screwdriver operated Opposed Blade Damper 2" ADC compliant square to round collar with a bead for ease of installation Heavy Duty Construction MRI Compatible Insect Screen Fractional

Parallel Volume Damper Low Leak 3000PLL-72X18 Residential Registers & Grilles Face set in an outerh3. 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