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Ships within 48 hours · Estimated delivery Aug 15 - Aug 20
3 cone steel diffuser with hinged core for easy duct access
parallel to longest dimension
904 - Double Deflection Adjustable Aluminum Blade Grille For a 36" x 24" Duct Opening (front blades parallel to shortest dimension)
Retainer cables are provided on sizes 12" and larger to allow the inner cones to hang securely while adjusting the diffuser
Options * 3000 PLL - Low Leak Air Control Damper
Parallel Volume Damper Low Leak 3000PLL-44X10 Step Down Ceiling Diffuser 3 cone steel diffuser withh3. Standard Features * 16 gauge galvanized channel frame * Parallel blades are cee 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. Options * 3000 PLL Low Leak Air Control
