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Countersunk mounting holes for flush appearance
round collar only) * 830 OR - factory installed opposed radial damper (sizes 6"-14") * 830 FR - U
Holds up to a 4" filter (not included) with filter retention tabs (FG4)
with 53% free area
Available in 4" through 29" round
2" Horizontal/Vertical Mount Fire Damper 2534-30X22 Smoke-Fire Damper Countersunk mounting holes for flushh3. 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
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