Description
Sika® Cavity Drainage membranes can be used where site conditions or the design of the structure make it difficult to use Sika® 1 Pre-Bagged Waterproofing System or other traditional tanking methods.
Sika® Internal Cavity Drainage membranes work on the principal of allowing water to penetrate the structure, collect it and manage it into a suitable drainage system for disposal. The membrane are fixed to the walls using special plugs with minimum surface preparation required to the substrate. Once the membrane is has been fitted, wall surfaces can be dry lined or plastered and the floors can be screeded. Sika Cavity Drain Accessories Data Sheet