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Ships within 48 hours · Estimated delivery Sep 4 - Sep 9
Blades run parallel to longest dimension
* 3100 Series - Face and By-Pass dampers * Sleeve variations * 12 gauge galvaneal construction * Flat head and sill frame construction * Extended square operating shaft (extending 7-1/2" beyond the air control frame) * Round operating shaft (1/2" diameter) * Oil impregnated bronze bushings * Spring closed or spring open dampers * Outside mounting flange * Direct mount damper motors * Fractional and odd sizes available
450 Series Submittal
904 - Double Deflection Adjustable Aluminum Blade Grille For a 24" x 14" Duct Opening (front blades parallel to shortest dimension)
accepts 6"-16" collar (collar by others)
Opposed Blade Volume Damper 3000-0BD-72X64 Accessories Blades run parallel to longesth3. 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.
US$ 213.93
US$ 278.43
US$ 504.90
