8TZ CR Metal airtight zippers are waterproof zippers for diving suits, dry suits, chemical protective suits, immersion suits, marine products, etc.

The metal airtight zipper is a special product used in advanced fields. It has a slider that joins the inner teeth of two strips, and the outer teeth press the tape tightly to make it fully airtight. This keeps out liquids, air, gas, steam, and dust while staying easy to use and flexible. The metal airtight zipper is one of our top-selling items and is used worldwide.

We can make airproof zippers in any custom length, with closed-end or open-end options. Our latest design includes inner and outer pullers for closed-end airtight zippers.

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