Waterproof and airtight fastener PROSEAL(R)

It is a fastener that is highly regarded in a wide range of fields that require airtightness.

last updated Aug 28, 2025

Waterproof zipper "AQUASEAL" [*Case studies by application are being offered*]

Used in wetsuits and waterproof bags where waterproofing is required. Because it can be sewn and processed softly, it can also be used for clothing and bags.

last updated Mar 27, 2025

Weather-resistant fastener

Weather-resistant materials are used for the components that make up the fastener. Weather resistance performance is 5 years (varies depending on the usage environment).

last updated Aug 28, 2025

High-strength large zipper VISLON(R) No.30

Repair elements are also available! This is the largest zipper from YKK.

last updated Aug 28, 2025

Power rail

No need for sewing or adhesive installation with welders! It is securely fixed mechanically while maintaining a neat appearance!

last updated Aug 28, 2025

[Case Study] YKK Zippers: Examples of Adoption in Construction Protective Nets

Simplifying the "net removal" work to prepare for strong winds! Easily create an escape route for the wind by simply making holes with a zipper.

last updated Aug 28, 2025

[Example] Waterproof zipper AQUASEAL(R): Sheet for underwater construction

The new method using waterproof zippers has resulted in approximately a 20% reduction in construction costs and time.

last updated Aug 28, 2025

[Example] Waterproof zipper AQUASEAL(R): Tunnel exhaust duct

Eliminate air leakage at the connection points of the exhaust duct! With our fasteners, we have reduced air leakage to one-hundredth, successfully omitting the need for intermediate fans and reducing energy consumption.

last updated Aug 28, 2025

[Example] Waterproof zipper AQUASEAL®: Used in soundproof curtains

Connect the panels for soundproof curtains at construction sites with high airtightness. Successfully reduced sound leakage and simplified the installation work of the soundproof curtains!

last updated Aug 28, 2025