SINGLE ENVELOPE, STANDARD
Fabricated from 400 micron black PVC, simple ‘ VELCRO-ZIP ‘ closure. Not recommended for low temperatures.
SINGLE ENVELOPE, NYLON RE-INFORCED
Fabricated from PVC / NYLON / PVC laminated material. Suitable for low temperatures, ‘VELCRO-ZIP‘ closure.
SINGLE ENVELOPE, ONE-SEAM
Strong, flexible, nylon reinforced PVC, with single longitudinal weld along the centre line of back of film holder.
Bright yellow colour, with ‘VELCRO-ZIP‘closure.
Made from double thickness material, comprising one layer of standard PVC and one layer of Nylon reinforced material,
suitable for rough handling at normal temperatures.
Two welded 400 micron black PVC pockets. Film & screens are placed within the inside pocket, inserted
open end first, into the larger, outer envelope, ensuring a light tight pack, without folds or other fastenings.