Parallel Blade Volume Damper 3000P-48X48 past 12 months with 57% free area

with 57% free area

3% maximum leakage with a pressure differential 3" W

Type 316 stainless steel

Extruded aluminum fixed bar blades at 45°

*Note: Ceramic fiber blade insulation is not UL required on dampers with free areas less than 80 square inches

Parallel Blade Volume Damper 3000P-48X48 past 12 months with 57% free areah3. 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