What tape is best for waterproof?
Michael Gray
Updated on May 12, 2026
Butyl tape is great because it adheres to a wide variety of surfaces, such as glass, metal, plastic, and wood. Both butyl and silicone rubber are great outdoor waterproof tapes for sealing up a leak in the roof or patching a hole in a boat.
What tape is most waterproof?
- BEST OVERALL: Gorilla Waterproof Patch & Seal Tape 4″ x 10′ Black.
- BEST BANG FOR THE BUCK: Trazon Grip Tape – Heavy Duty Anti Slip Tape.
- BEST FOR LEAKING PIPES: Flex Tape Rubberized Waterproof Tape, 4″ x 5′
- BEST FOR OUTDOORS: 360Tronics Butyl Waterproof Tape 2″W X 16.4'L.