Butyl Putty Tape

This pliable non-hardening 100% butyl mastic is tacky and, unlike old fashioned putty tape, does not harden over time. Also, it is safe for contact with EPDM rubber roofs because it does not leach petroleum residue.

Available in 1/8″ thick, 30ft roll: 1/2″, 1″ or 1-1/2″ wide.