Black Swan's Gray Ghost PTFE tape provides a clean, self-lubricating seal on threaded pipe connections. This high-density gray tape delivers a positive pressure seal rated to 10,000 PSI and will not harden, crack, or crumble over time. NSF certified and meets Federal Specification TT-S-1732.

• 1/2" wide x 1000" long (approximately 83 ft)
• Positive pressure seal rated to 10,000 PSI
• Will not harden, crack, or crumble
• Non-toxic and non-flammable
• NSF certified
• Meets Federal Specification TT-S-1732
• Use on threaded pipe, valves, and fittings