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Ships within 48 hours · Estimated delivery Aug 13 - Aug 18
Standard Features * 1/2" spacing dual angular louvers * 22 & 20 gauge cold roll steel * Hand operated lever for easy filter access * Holds up to 2" thick standard filter (not included) * Removable face for easy cleaning and maintenance * Filter door hinges parallel to longest side * 4-way reversible door on square sizes * 2-way reversible door on rectangular sizes * Filter retention tabs * Concealed mounting holes * Soft White Options * SPFG-4 - holds 4" deep air filter * Standard Color
Collar sizes available in 6”–10”
Blades parallel to shortest dimension
Hinged removable door with hinges parallel to the longest dimension
Retainer cables are provided on sizes 12" and larger to allow the inner cones to hang securely while adjusting the diffuser
Volume Damper Low-Leak OBD 3000-0BDLL-22X14 past 12 months Standard Features * 1/2" spacingh3. 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.
