Product Specifications
Material: Polyprene thermoplastic rubber with adhesive backing
Color: Black
Fire Rated: UL Classified per UL10B, CAN/ULC-S104, UL10C for use on listed steel frames and/or classified hollow metal and steel covered composite type fire doors rated 3 hours, wood composite to 1-1/2 hours, wood core type rated 20 min without hose stream.
Smoke and draft control: UL classified UL10C and UL 1784. Air Leakage Category H for use on “S” labeled doors.
Acoustical Sound Transmission: Class STC-28 per ASTM E90
Air Infiltration: per ASTM E283 and SDI 116 at static pressure of 1.56psf (25mph wind)
.13 CFM with door bottom (WT-321)
.02 CFM when bottom seal closed
