Dicor Seal-Tite is a water-resistant sealing tape that utilizes Gray Matter adhesive technology for an aggressive grip and superior adhesion.• Excellent for seams• Easy, fast application; just peel and stick• Permanent seal• Stays flexible â will not crack, peel, or harden• Maximum durability and UV protection• Proven exterior performance• Ideal for use on roofs, sidewalls, holding tanks, and more• Assures immediate leakproof results when installed according to directions• Contains no harmful VOCs• Immediate, watertight aggressive grip• Full bond in 24 hours Easy, fast application just peel & stick Stays flexible will not crack, peel, or harden Immediate leakproof results fully bonds in 24 hours | Dicor Seal-Tite Patch Sealing Tape, 4" x 12.5' Roll, White in Grey