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Installation Ring only
CB Series W/Damper R
1/2" spacing dual angular louvers
* UL and California State Fire Marshall approved * 2" thinline frame * Interlocking steel roll-formed blade (3) with roll-formed frames (1) * Blade lock (5) * Damper manufactured from corrosion tested galvanized mild steel (G-90) * Self locking corner (4) * 165° replaceable fusible link (2) h3
For evaporative cooling or high-velocity exhaust applications
Opposed Blade Volume Damper 3000-0BD-68X24 Smoke-Fire Damper Installation Ring onlyh3. 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$ 25.00
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US$ 39.90
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US$ 925.00
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