LOXY® Seam sealing tape - more than just waterproof

Why seam sealing tape is essential for both outdoor enthusiasts and industry experts

When most people think about seam sealing tape, the first thing that comes to mind is staying dry. Whether you’re camping in the great outdoors or facing a rainy commute, seam sealing tape is best known for its ability to keep water out, ensuring your gear, tents, and garments remain waterproof. But did you know that seam sealing tape does more than just keep you dry? It also plays a crucial role in making products airtight.

What is seam sealing tape?

Seam sealing tape is a specialized adhesive tape applied to the stitched seams of various fabrics to prevent water from entering through the tiny holes made by needles during sewing. This tape is commonly used in jackets, tents, tarps, and even industrial applications.

Going beyond waterproof: the importance of airtightness

While the primary function of seam sealing tape is to block out water, its ability to make seams airtight is equally valuable. By sealing every tiny gap and stitch, the tape not only prevents liquid from seeping in but also stops air from passing through.

This airtight quality is essential in many scenarios:

  • Outdoor Gear: In cold or windy environments, an airtight seal helps retain warmth by preventing cold air from entering and warm air from escaping your tent or jacket.
  • Medical and Safety Equipment: Airtight seams are critical in protective clothing, ensuring harmful particles or pathogens do not reach the wearer.
  • Industrial and Technical Applications: Products that require controlled environments (like cleanrooms or storage bags) depend on airtight seams to maintain their internal conditions.

The science behind seam sealing tape

Seam sealing tape usually consists of layers of thermoplastic polyurethane (TPU) or other specialized polymers. When applied with heat and pressure, the tape bonds tightly to fabric, creating a barrier that is both waterproof and airtight. The effectiveness of this bond is crucial for products that face extreme conditions or need to maintain specific internal environments.

How to identify quality seam sealing tape

Not all seam sealing tapes are created equal. High-quality tape should adhere strongly to a variety of fabrics, maintain flexibility, and resist peeling even after repeated use, washing, or exposure to harsh elements. When choosing outdoor gear or technical products, look for those that specifically mention both waterproof and airtight seams.

Read more about our LOXY®Seamsealing tapes here

Conclusion

Seam sealing tape is a small detail with a big impact. It does more than just keep you dry; it also seals in air, providing comfort, safety, and performance in countless applications. The next time you zip up your rain jacket or set up your tent, remember; seam sealing tape is working overtime to keep both water and air exactly where you want them.

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To ensure waterproof seams and prevent leakage, the tape must be applied according to the following points: