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UL Approved SAFE-AIR DOWCO Fire, Fire&Smoke Dampers
Shutter Type;UL approved (UL555, NFPA 90A).They are UL
classified for 1,5 hour protection
Fire&Smoke Type;UL 555S approved.They are UL classified for
leakage as class I, II.
BS 476 Tested BSB Fire, Fire&Smoke Dampers
Shutter Type;Tested to BS476 Part 20:1987 (for four hour
duration], BS EN 1366-2:1999,ISO 10294-1:1996(E]
Fire&Smoke Type;Tested to BS476 Part 20:1987 (for four hour
duration), BS EN 1366-2:1999,ISO
10294-1:1996(E]
WARREN HVAC VAV
Units Advantages
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