Parallel Blade Volume Damper 3000P-44X30 Specialty Products Blades parallel to shortest dimension

Blades parallel to shortest dimension

Standard Features * 2x2 panel with fixed 22 gauge steel perforated face * 7/8" fiberglass back (R4 value) * Pattern controllers can be adjusted to 1

Installation Instructions * UL approved installation instructions

Nylon bushings on adjustable blades prevent metal on metal rattle

Sleeve Submittal

Parallel Blade Volume Damper 3000P-44X30 Specialty Products Blades parallel to shortest dimensionh3. 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