Waterproofing of accessible roofs and terraces

In order to apply the waterproofing of accessible roofs and terraces, the substrate should be clean and repaired. After correspondent steps have been respected, the waterproofing job can begin. Two system can be recommended with 3 kinds of protection applicable for accessibility: Soft Protection/Hard Protection/Thermal Protection (Inverted roofing systems)

Common issues and queries you can face

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A- Waterproofing with bituminous sheet membranes 

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B- Waterproofing with polyurethane liquid membranes. 

Step by step solution

weber solution

  1. When applying the Bituminous sheet membranes

    Biflex PL (SBS bituminous membrane) or Biplas PL (APP bituminous membrane)

  2. When applying the Polurethane liquid membranes

    Applying weberdry prime 310 PU and finishing with weberdry 360 PU

  3. When applying the protection

    Geotextile white PET to protect the waterproofing membrane used, and gravel or loose tiles can be laid over the protection (soft protection) / Geotextile white PET for protection of the waterproofing membranes used, and webercol floor in order to proceed with tiling (Hard protection) / Geotextile white PET for protection of the waterproofing membranes used, extruded polystyrene o thickness depending on the amount of thermal conduction designed (Thermal protection)