"Double Batwing" Seal. Smoke and Draft Control Gasketing is UL 10C (Category H) classified. Tested to UL 1784. Complies with IBC, NFPA 105, NFPA 252. Dual sealing on face and edge of door. Available in brown, charcoal, white, and clear. This is a non-stock item. Allow 7 to 10 business days for shipping. When ordering, please specify color in order comments.