World Class in Polyester Film
Hostaphan Barrierefolie

Back-Barrier™
The ultra high barrier film for PV back sheets

layer construction of a solar cell
layer construction of a solar cell

Back-Barrier™ is an ultra-high barrier film laminate within the X-Barrier™ product series, which has been optimized for PV-back-sheet laminates.

Back-Barrier™ offers an ultra-high gas barrier as well as barrier stability without a metal layer, which has a positive effect on the electrical insulation properties.