weber.sys 983

Storage:
The material can be stored in its original unopened packaging, if protected from UV rays.

Fields of application

weber.sys 983 is used as protection of earth-contacting building structures against mechanical loads during backfilling of excavation pit and protection of bitumen waterproofing systems on all Weber bitumen waterproofing thick-layer coatings (weber.tec 915, 922, Superflex 10 , Superflex 100 S and Superflex 2 K) and also on both Weber reactive waterproofing thick-layer coatings (weber.tec Superflex D 2 and weber.tec Superflex D 24) on such structures. Also as vertical drainage. For use in case of non-pressure water (W1.2- E). Fulfills the standard DIN 18533 for PMBC (polymer-modified bitumen thick coatings). For use outdoors.

Main features

• high pressure resistance
• delivered in rolls
• fleece-laminated
• resistant to aggressive substances commonly found in the soil
• 3-layer system
• quick and easy installation
• large discharge of seepage water

General notes

• A filter-stable floor drainage system must be installed to transfer the drainage water into the ring drainage system.
• Comply with the national standards and/or guidelines (for ex. DIN 4095 “Drainage of Building Structures”); if not issued and if necessary, request technical advice.
• The waterproofing must be thoroughly dried before installing the drainage mat.
• Fill the excavation pit within 2 weeks after installation of the drainage mat.

Substrate preparation

• The drainage mat is applied onto concrete substrates or substrates that have been waterproofed with the pre-said bitumen or reactive waterproofing thick-layer coatings.
• The waterproofing must be thoroughly dried before installing the drainage mat.