Millrose 76085 Monster LLFA Compression Seal Tape, Blue Stops nasty leaks under pressure without turning off the water source Seal leaks up to 150 PSI (water, air, steam) Self-fusing layers for a waterproof, long-term compression seal Effective to 500 Degree/260 Degree - Suitable for burial without jacketing Environmentally safe and non-toxic - Stops and prevents corrosion