Quick view Tremco 440 Tape 1/8" x 1/2" x 25' Grey Butyl Sealant Tape Tremco MSRP: Now: $10.99 Was: Tremco® 440 Tape 1/8" x 1/2" x 25' Grey Butyl Sealant Tape Tremco® 440 Tape is a 100% solid Polyisobutylene cross-linked butyl, preformed sealant. Typical Uses: Tremco 440... MSRP: Now: $10.99 Was: Quick view Qty in Cart: 0 Price: MSRP: Now: $10.99 Was: Subtotal: