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Ships within 48 hours · Estimated delivery Nov 16 - Nov 21
69% free area * 1308: 7/8" lattice opening
Holds up to 1" filter (not included)
* 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
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Standard Features * Fixed airfoil blades parallel to 1st dimension given *
Parallel Blade Volume Damper 3000P-60X12 Specialty Products 69% free area * 1308:h3. 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$ 56.58
US$ 72.59
US$ 33.57
