DAWOT 19.68"W X 32.8'L Butyl Waterproof Tape Leak Proof Butyl Seal Strip Watertight Rubber Putty Tape for RV Repair Roof Patching

Instruction for use: 1. Peel off the release film and expose the adhesive. 1. Clean the base surface, make sure the surface clean and dry before application.This is a very important step. 2. Align the width of the desired base gap and cut the butyl seal tape into the size needed. 3. Pull off protective film on adhesive tape. 4. Press repeatedly after pasting