Larsen Waterproof Tanking KitLarsen Waterproof Tanking Kit is a versatile, multi component system ideal for use in waterproofing applications and to provide secondary protection in tiling installations. The system comprises a water based liquid applied flexible membrane, a roll of self adhesive butyl tape and a primer. The kit is designed to provide the complete solution wet rooms, shower areas and bathrooms. Quick & easy Easy to use Fast installation Suitable for wet rooms,