Parallel Blade Volume Damper 3000P-64X56 Specialty Products 104 - four way *

104 - four way * 2x2 galvaneal steel panel with seismic support holes * Square to round No Labor Collar * Soft White Options * 104 D - steel multi-shutter damper * 104 O - steel opposed blade damper * 104 FR

3-Way and 4-Way Air Patterns

For damper free area chart A click here * 2663 - Out-of-Airstream fire door

Driftwood Tan

Parallel Blade Volume Damper 3000P-64X56 Specialty Products 104 - four way *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