QUALITY ASSURANCE & MATERIAL WARRANTY
Imperbit Membrane Industries’ Management system is registered to ISO 9001 standards.
SURFACE FINISH AND SIZE ROLL
The upper surface of IMPERSEAL 3000 AL is covered with Aluminium Foil along with 10cm wide strip of siliconized release film for bitumen to bitumen contact at side seams. The lower surface is totally covered with siliconized release film, providing a flat surface for total bonding during application.