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Ships within 48 hours · Estimated delivery Aug 8 - Aug 13
57% free area * 1307: 13/16" lattice opening
Standard Features * Individually adjustable curved blade T-Bar lay in diffuser with concealed hinges * Hinged perforated face * Spring push release for easy access to adjust curved blades * 2x2 galvaneal steel panel with seismic support hangers * Round No Labor Collar sizes: 6-10"
Standard Features * Full size fixed bar blade T-Bar lay-in return air grille *
inner dimension and outside dimension available * Available in continuous lengths with butt joints * Tamper proof screws * Standard Color
Volume Damper Low-Leak OBD 3000-0BDLL-70X22 Accessories 57% free area * 1307:h3. 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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