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* 2550 - Round Spring actuated (6) damper for vertical or horizontal mount
120x120 multiple
* 2502 - Square or rectangular spring actuated (6) for horizontal or vertical mount
2x4 T-Bar (22" x 46" duct)
* 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
4 1/4" Vertical Mount Fire Damper 2633-48X10 past 12 months * 2550 - Round Springh3. Standard Features * 2633 Square or rectangular out of airstream fire damper for vertical mount only. * 2634 Square or rectangular Spring actuated (6) out of airstream fire damper for horizontal or vertical mount. * UL and California State Fire Marshall approved * 4 1 4" standard frame style * Maximum dimension 60w, 52h * Interlocking steel roll formed blade (3) with roll formed frames (1) * Blade lock (5) * Damper manufactured from corrosion
US$ 60.00
US$ 25.00
US$ 70.00
US$ 25.00
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