What’s THE MOST POPULAR FIRE DOOR STANDARD ?

CAN/ULC-S104--Standard Method for Fire Tests of Door Assemblies

ANSI/UL 10B---Standard for Safety - Fire Tests of Door Assemblies

ANSI/UL 10C--Standard for Positive Pressure Fire Tests of Door Assembli

NFPA 252--Standard Methods of Fire Tests of Door Assemblies

UL 1784 ASTM--The investigation of air leakage at ambient and elevated temperature through door assemblies and other opening protectives installed in wall openings where air leakage is intended to be controlled. Gasketing systems can also be tested by installing in a standard door assembly.

WH--The Warnock Hersey (WH) Mark is the leading Fire Product Safety and Performance Mark for Building and Construction products

FM--This standard states the specific fire, hose stream and other performance test and certification requirements used in evaluating fire door assemblies.

SDI --Recommended Specifications for Standard Steel Doors and Frames, covered in ANSI A250.8 (SDI 100)

SHANGHAI XUNZHONG DOORS INDUSTRY INCLUDING FULL RANGE CERTIFICATE AS ABOVE FIRE STANDARD . So when you want find a supplier to customize different size for your doors , please feel no hesitate to contact us . [email protected] whatsapp :+86 13311796416