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RS52 Series Engineering/Performance Data
1 1/2 hour fire resistance rating
Square or rectangular for vertical mount only
2 position adjustment for heating and cooling seasons
Volume Damper Low-Leak OBD 3000-0BDLL-32X18 Step Down Ceiling Diffuser Please Contact Us For Quantityh3. 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.
US$ 12.00
US$ 28.00
US$ 28.00
US$ 354.50
US$ 13.58
