External tanking is the process of sealing the outside of a building or substructure in order to protect it from water ingress, flooding and other water damage.

External tanking, or Type A (Barrier) protection, is the application of a waterproof membrane or slurry to the outside of a substructure.

Tanking involves the internal or external application of a waterproof material directly onto the walls, floor and sometimes the ceiling of an underground space. This material will create a barrier to prevent moisture from getting into the basement, cellar or any room that requires damp proofing solutions to solve damp problems and other issues ...

Tanking and/or waterproofing are required when the structure sits below the ground, meaning the ground outside is a route for water to be delivered against the structure. This water can penetrate through the fabric of the walls and floor and requires a barrier system (tanking) or water management system (waterproofing) to deal with this occurrence.

Nov 20, 2018 · External tanking involves applying the membrane to the outer surface of the structure, providing protection to the main structure from water ingress. Internal tanking, on the other hand, utilizes the structural walls and floor slab to retain the excavation.

External tanking is the preferred option of a Type A construction, providing site conditions permit. The external water pressure forces the membrane against the structure thus creating a strong resistance.

Nov 23, 2023 · External tanking protects buildings from water ingress and potential damage. Tanking systems involve creating a barrier on the outside of the structure. Waterproofing membranes, tanking slurries, and liquid-applied membranes are commonly used methods for tanking external walls.

Jul 1, 2022 · External tanking is a waterproofing method to protect buildings, particularly basements and below-ground structures, from water ingress. It involves applying a waterproof barrier to the exterior of the walls, preventing moisture from entering the building.

Wall tanking is an essential step in keeping buildings protected from water ingress. Find out about tanking slurry & membranes and how to apply them.

May 16, 2024 · Basement tanking is an industry term that basically means a waterproofing system designed to prevent water from gaining entrance into a basement or underground structure. External basement tanking systems are most commonly installed when …