PTFE Thread Seal Tape — 1/2 in x 520 in

American Granby, Inc HTST520-1/2 PTFE thread seal tape is a contractor-grade sealing tape engineered for plumbing, irrigation, and general-purpose threaded connections. Made from 100% virgin PTFE, the tape offers low-friction installation and a durable, watertight seal on metal and plastic fittings.

• Size: 1/2 in x 520 in roll — long-lasting single-roll supply for multiple fittings.
• Material: 100% virgin PTFE (white); medium density for fewer wraps.
• Thickness: approx. 3.5 mil for reliable sealing and tensile strength.
• Standards: Meets ASTM D-3308 and Mil Spec T-27730A; contractor quality.
• Temperature range: suitable for -375°F to 500°F; resists water and common corrosives.
• Not for use on oxygen lines; follow local codes for gas or medical applications.
• Easy to tear by hand and conformable to threads for fast installation.

Use HTST520-1/2 to form tight, leak-resistant seals on threaded pipe joints in residential and commercial systems. Apply tape in the thread direction, wrap evenly, and avoid over-wrapping. Store in a cool, dry place. Manufactured by American Granby, Inc.