Hercules® Megatape is an all-purpose, professional-grade PTFE thread-sealing tape designed for use on a wide range of threaded pipes. At 3.5 mils thick, it provides more PTFE than most tapes to seal better with fewer wraps. Megatape is compatible with virtually any piping system to provide exceptional versatility. Behold the power of Hercules®, products built to last and trusted by plumbers to withstand even the toughest conditions.