Certified thresholds comply with American National Standard for Thresholds ANSI/BHMA A156.21 and are listed in the BHMA Certified Products Directory.
AIR INFILTRATION TESTED to ASTM E283
Standard Test Method for Determining Rate of Air Leakage Through Exterior Windows, Curtain Walls, and Doors.
POSITIVE PRESSURE - CERTIFIED by UL to ANSI/UL10C
complies with IBC, NFPA 80 and NFPA 252 for application to Hollow Metal fire doors rated up to 3 Hrs., and Wood fire doors rated up to 90 minutes.
SMOKE & DRAFT CONTROL GASKETING
Certified by UL to ANSI/UL10C and ANSI/UL1784 Category ‘H’; complies with IBC and NFPA 105 for use on ‘S’ labeled Positive Pressure Hollow Metal fire doors rated up to 3 hours, and Wood fire doors rated up to 90 minutes.
ACOUSTICAL TESTED to ASTM E90
Standard Test Method for Laboratory Measurement of Airborne Sound Transmission Loss of Building Partitions and Elements, and ASTM E2235 Standard Test Method for Determination of Decay Rates for use in Sound Insulation Test Methods. Refer to information on pages G4 and G5 of our Gasketing catalog for test result data.
Treated with an anti-microbial additive to prohibit the growth of microorganisms.