Expert knowledge

Building waterproofing

Building waterproofing includes all measures to secure the building fabric against moisture or water penetrating from the outside. Exterior walls against the ground are exposed to special loads and therefore require special sealing against moisture.

More about building waterproofing

Common load cases:

  • Waterproofing against soil moisture and non-accumulating seepage water in accordance with DIN 18 195-4
  • Waterproofing against water pressing from outside and accumulating seepage water DIN 18 195-6
  • Pressing water with accumulating seepage water is usually intercepted by a white tank (waterproof concrete).

The plinth should be sealed by a system of sealing, surface closure and plinth cladding.

Exterior waterproofing:

Various materials are used for exterior waterproofing:

  • Bitumen thick coating
  • Waterproofing slurries Renovation
  • plasters and sealing mortars

Interior waterproofing:

  • specially tested mineral waterproofing slurries with renovation plaster system
Planning notes

Bitumen, polymer bitumen membranes and cold-self-adhesive bitumen waterproofing membranes are mainly used to seal basement exterior walls.

The following component-related standards apply:

  • DIN 18195 Waterproofing of Structures - Terms
  • DIN 18532 Waterproofing of Concrete Traffic Areas
  • DIN 18533 Waterproofing of Components in Contact with the Ground
  • DIN
  • 18534 Waterproofing of Interiors
  • DIN 18535 Waterproofing of Tanks and Basins

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