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Step down core designed for 4-way uniform air distribution
904 - Double Deflection Adjustable Aluminum Blade Grille For a 36" x 10" Duct Opening (front blades parallel to shortest dimension)
PERFORMANCE DATA CB-T Series Engineering/Performance Data
Submittals and Performance Data
1" and 1 1/2"
Parallel Volume Damper Low Leak 3000PLL-44X26 Smoke-Fire Damper Step down core designed forh3. 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
US$ 199.00
US$ 11.19
US$ 16.80
US$ 90.00
US$ 14.00
