What Is Seal Tape PTFE? Seal tape PTFE, made from polytetrafluoroethylene (PTFE), is widely used to ensure watertight pipe connections. It’s a thin, non-adhesive tape that wraps around pipe threads to fill gaps, reduce leaks, and make connections easier to assemble or disassemble. Commonly referred to as thread seal tape, this product is especially valued for its durability, chemical... https://archpipes.com