- AS 2870 Concrete underlay, 0.2 mm HIGH IMPACT RESISTANT
- Can be used as a vapour barrier under slab-on-ground construction in NSW & SA
- The damp-proofing membrane must be placed beneath the slab so that the bottom surface of the slab is entirely underlaid and extends under edge beams to finish at ground level
GRUNT Pro Builder's Multi-Purpose HIGH IMPACT Film can be used as a damp-proofing membrane.
It must be installed under slab-on-ground construction for all Class 1 buildings and for Class 10 buildings where the slab is continuous with the slab of a Class 1 building.