... application Superior adhesion capabilities Excellent sealing performance Flashing tape alu waterproof tape DESCRIPTIONAluminum Foil Tape, Flashing Tape, Peel/Stick Roof ... : clear the rust, welding spatter, burr, oil, dirt, and dry it. Class St3 should be reached for manual rust removal ... : clear the rust, welding spatter, burr, oil, dirt, and dry it. Class St3 should be reached for manual rust removal ...