IBD2G : UL 555 1.5 hr. Static, Curtain Type, Factory Sleeve
Model DFD-M150 Dynamic Rated Fire Dampers - Greenheck Pages 1-3 - Flip PDF Download | FlipHTML5
FSD damper Rectangular Fire Dampers · Systemair
Dampers - UL Marking and Application Guide | UL Solutions Code Authorities
FSD37 : UL 555/555S 1.5 hr./Class I, V-Groove Blade, 2,000 fpm and 4" w.g. max, Optional Sleeve
File:Ul555 fire damper test.png - Wikimedia Commons
UL 555 FIRE DAMPER & UL 555S FIRE/SMOKE DAMPER
Dampers - UL Marking and Application Guide | UL Solutions Code Authorities
Dampers - UL Marking and Application Guide | UL Solutions Code Authorities
UL Listed Fire Damper - YouTube
UL 555 FIRE DAMPER & UL 555S FIRE/SMOKE DAMPER
Dampers - UL Marking and Application Guide | UL Solutions Code Authorities
UL 555 FIRE DAMPER & UL 555S FIRE/SMOKE DAMPER
KFD-L-555 - KBE International - Air Movement Products
Class 1 Fire Smoke Damper 90min fire resistance, UL555 Certified
Duct Opening 4 Fire Damper - UL 555 & NFPA Approved
Fire Damper and Fire Smoke Damper | PDF
K 75 B-H (3 Hours) + Sleeve | PDF | Duct (Flow) | Screw
DFD60-3 : UL 555 3 hr. Dynamic, Airfoil Blade, 4,000 fpm and 8" w.g. max, Optional Sleeve
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Dampers - UL Marking and Application Guide | UL Solutions Code Authorities
