Parallel Blade Volume Damper 3000P-14X26 past 12 months 12" and 14") * HVD

12" and 14") * HVD OR - factory installed opposed radial damper (sizes 6"-14") * HVD FR - U

listed Fire-Resistance Diffusers * TVB - Thermal Vapor Blanket * Square collar

Available 4" thru 40" round

Airfoil blades individually adjustable on 3/4" centers

*Pricing is based on standard 14 GA steel construction

Parallel Blade Volume Damper 3000P-14X26 past 12 months 12" and 14") * HVDh3. 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