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Ships within 48 hours · Estimated delivery Aug 15 - Aug 20
listed Fire-Resistance Diffusers * TVB - Thermal Vapor Blanket * Square collar
Delivers supply air in a 360°air pattern
Blades parallel to shortest dimension
T-20 Tamper Proof Screws
½ × ½ × ½ Aluminum lattice
Volume Damper Low-Leak OBD 3000-0BDLL-60X60 T-Bar listed Fire-Resistance Diffusers * TVBh3. 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.
