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2 position adjustment for heating and cooling seasons
Negator stainless steel closure springs mounted on spring pin brackets
Ideal for supply air in the toe space areas between kitchen cabinets
53% free area * 1306: 3/4" lattice opening
Opposed Blade Volume Damper 3000-0BD-30X20 past 12 months 2 position adjustment for heatingh3. Standard Features * Opposed blade operation for precise volume control * 16 gauge galvanized channel frame * Blades are vee 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.
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