Dapetz PTFE Gas Thread Sealing Tape - 12mm x 5m

This high-quality PTFE tape is specifically designed for sealing threaded gas fittings. It is suit...

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B&QB&Q - 1 X Ptfe Gas Thread Sealing Tape12mm X 5M White Teflon TapePrevents Bi-Metal Corrosion
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Product Information

Full details

The Dapetz PTFE Gas Thread Sealing Tape is an essential tool for professional plumbers and DIY enthusiasts working on natural gas, LPG, or town gas systems. Its primary benefit is providing a highly reliable, leak-proof seal on threaded fittings while offering protection against bi-metal corrosion to extend the life of your plumbing hardware. Please note that while it is highly effective for gas applications, it is specifically engineered for gas-tight joints and should be applied carefully to ensure full compliance with safety standards.

All features

Model Part NumberDP13275
BrandDapetz

Extended Product Information

FAQs

Is this tape suitable for water pipes?

While it is engineered for gas, the high-quality PTFE material is safe for water connections, though it is specifically rated for gas sealing standards.

Does this tape meet safety standards?

Yes, this product is compliant with EN751-3: 1997 regulations for gas applications.

How many wraps should I use?

For most gas fittings, 3 to 5 layers provide a sufficient seal. Avoid excessive wrapping to ensure the fitting seats correctly.

Can this be used on high-pressure gas lines?

It is designed for standard gas fitting applications. Always verify that the joint type and pressure rating of your specific system are compatible with PTFE sealing.

What is the width of the tape?

The tape is 12mm wide, which is the standard size for most plumbing and gas threaded fittings.

Will this tape prevent rust?

The tape is designed to prevent bi-metal corrosion between different types of metals, which helps maintain the durability of the connection.

Troubleshooting

Fitting is difficult to screw on after applying tape

You have likely applied too many layers. Remove the excess tape and try using fewer wraps while maintaining a smooth overlap.

Leak detected at the joint after installation

Check if the tape was wrapped in the direction of the thread. If it was wrapped against the grain, it may have shredded during assembly. Re-apply the tape carefully following the thread direction.

Pros and Cons

Pros

  • Superior sealing performance compared to standard plumbing tapes
  • Provides a critical barrier against bi-metal corrosion
  • Compliant with professional EN751-3: 1997 safety standards
  • Easy to apply to standard threaded fittings
  • Highly durable material for long-term reliability

Cons

  • Limited length of 5m may require multiple rolls for large-scale installations
  • Not intended for non-gas plumbing applications where thinner tape might suffice
  • Requires precise application technique to ensure a gas-tight seal

Setup, Compatibility & Care

To use the tape, ensure the threads on both the male and female fittings are clean, dry, and free from debris or old sealant residue. Wrap the tape around the male threads, starting from the second thread and moving in the direction of the thread spiral. Overlap each layer by about half the width of the tape. For most standard gas fittings, 3 to 5 wraps are sufficient to create a proper seal. Do not over-apply the tape, as excessive bulk can make seating the fitting difficult. Store the roll in a cool, dry place away from direct sunlight to maintain the integrity of the PTFE material.

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