Parallel Blade Volume Damper 3000P-64X12 Commercial Note: Listed Size Is Nominal

Note: Listed Size Is Nominal Duct Opening / Nominal Filter Size

linkage and handle enclosed in valve to assure trouble-free operation

Front blades are parallel to the shortest dimension

All steel galvaneal construction

Parallel Blade Volume Damper 3000P-64X12 Commercial Note: Listed Size Is Nominalh3. 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