What is a ‘Cavity Drain System’?

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View the Delta Membrane entry on BPindex Type C, Cavity Drainage Waterproofing – Delta Membranes Waterproofing Below Ground Structures RIBA Approved CPD Technical Drawings Type C – Drained Protection – Delta Membranes A “cavity drain system” is a structural waterproofing solution that isolates internal wall and floor finishes from water, water vapour and dampness. This article explores cavity drain systems …

Basement Waterproofing: How to Install a Basement Drainage System

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View the Delta Membranes entry on BPindex Visit the Delta Membrane website: Type C waterproofing system (cavity drainage) Basement drainage and protection Gas protection and waterproofing If using a Type C waterproofing system (cavity drainage) to waterproof a basement, cellar or any below ground structure, a basement drainage system will be required to manage the evacuation of any water ingress which …