Cracks and porosity of the wall materials allow water and moisture to penetrate from adjacent soil to interior walls.
Concrete retaining wall waterproofing.
Arma blue semi adhering protection sheet is to be applied over to protect the membrane from damage and also provide an additional water deterrent.
A very common problem is the failure to provide adequate protection for a newly installed and perfectly good membrane.
Aqux x 11 clear penetrating concrete sealer offers protection against mold mildew concrete spalling and more.
You need to buy good.
Retaining walls how to protect the waterproof membrane below ground leaks are expensive to rectify and also an extremely challenging job to remedy on the negative side.
A clean dry smooth wall is essential prior to the liquid rubber membrane system been applied.
A strong retaining wall needs to be waterproofed so that hydrostatic pressure build up can be minimised and the wall can remain strong for many years.
Liquid rubber spray membrane can be applied to most surfaces including bricks limestone blocks insulated polystyrene concrete walls and precast panels for waterproofing retaining walls.
The membrane and protection sheet should extend up slightly higher than the desired garden bed finished height.
It also helps to maintain a clean natural appearance of your concrete driveway and maintain the durability of your concrete block retaining wall and unglazed cement tiles.
Bricks concrete blocks and masonry are porous and will allow moisture to penetrate from surrounding soil into the wall.
Preparation is the key.