Parallel Blade Volume Damper 3000P-32X12 past 12 months 3/16” crossbars

3/16” crossbars

inner dimension and outside dimension available * Available in continuous lengths with butt joints * Tamper proof screws * Standard Color

Rust-resistant pre-coat with durable powder finish

Ceiling opening must be 4” larger in length and width than the nominal duct size

Standard Features * 2633 - Square or rectangular out-of-airstream fire damper for vertical mount only

Parallel Blade Volume Damper 3000P-32X12 past 12 months 3/16” crossbarsh3. 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