F/f/s retrofit

Presto Products (Appleton, WI) has introduced a patented technology for retrofitting draw bar vertical f/f/s equipment so that it can be used with Presto's Fresh-Trak® reclosable zipper.

Pw 26761 Pre Pro App Wi 47

This process allows the zipper to be formed beneath the forming collar to avoid any drag during production. Allows easy changeover with minimal modifications.

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