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165° replaceable fusible link
Adjustable single deflection grille
Nylon bushings on adjustable blades prevent metal on metal rattle
57% free area * 1307: 13/16" lattice opening
055 T6 extruded aluminum * Five air patterns: 700 CB10 - one way
2" Vertical Mount Fire Damper 2533-20X10 Accessories 165° replaceable fusible linkh3. Standard Features * 2533 Square or rectangular for vertical mount only. Maximum dimension 48w, 41h. * 2534 Square or rectangular spring actuated (6) for horizontal or vertical mount. Maximum dimension 41w, 29h. * 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
