How can I resolve boilersuits being returned with teeth missing?

Coats Opti recommends spiral zips for workwear. Check that slider is closed during laundry and check button is fastened and bar tack protection offered to the bottom of the zip.

How can I resolve boilersuits being returned with top section of teeth elements melted / damaged?

Check bulk laundry drying tunnels for overheating and melting of zip teeth. Check all steam press operations for and bare metal to teeth contact.

What should be done to resolve boilersuits being returned with enamel slider missing from slider?

Coats Opti recommends silver plated finish for workwear applications.