LAC® is a two coat cold applied bitumen based coating, which dries to a uniform Gloss black finish, to provide both waterproofing and a barrier to radon. The coating is a solution of natural and petroleum bitumens in white spirit.WATERPROOFING & RADON BARRIERLAC® is typically used on structures below ground level, and as a damp proof membrane to ground floors. LAC® can also be used on the superstructure, as a vapour barrier behind cladding systems / Plaster finishes.When designing Type A structures (as classified in BS8102:2009), the product applied correctly, is capable of providing the levels of protection required for Grades 1, 2 & 3 basements.
Specification Details for LAC - Liquid Applied Systems (Bitumen Emulsion)
Please note that these product properties are not a replacement for the manufacturer's literature and it is always recommended that RIW is consulted before specifying.
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