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Loose-laid synthetic quick sealing sheets with high tear resistance
for use on balcony and patio terraces in combination with Watec® and AquaDrain® surface drainage.

DiProtec® SDB is a high-quality, loose-laid sealing sheet, enabling quick and simple laying. There is no need for expensive and time-consuming substrate preparation and priming. Intelligent connection technology using prefabricated system sealing tapes means that laying is not just quick, but also reliable. DiProtec® SDB was designed specially for combining with the reinforced thin-layer drainage systems Watec®3E and WatecDrain® KP. It can however also be used with all types of AquaDrain® surface drainage.

Product structure

DiProtec® SDB - Loose-laid synthetic quick sealing sheets with high tear resistance
DiProtec® SDB - Loose-laid synthetic quick sealing sheets with high tear resistance
  1. DiProtec® SDB quick sealing sheet
  2. DiProtec® AB-K synthetic sealing tape
  3. DiProtec® KSK-AB

Product features

  • Material: loose-laid synthetic sheet with high tear resistance; with matte surface and glass fibre fleece inlay
  • Fleece-clad underside to compensate for water vapour pressure
  • Can be used with all types of AquaDrain® and Watec® surface drainage
  • For sealing medium-use surfaces such as balconies and ground floor terraces
  • CE marking

System components and accessories

Advantages of DiProtec® SDB

  • Quick to lay.
    DiProtec® SDB is loose-laid – no need for substrate preparation, priming and drying times.
  • Safe to install due to defined thickness of approx. 2 mm.
  • Integral vapour pressure compensating fleece on the underside.
    Means it can also be used on damp substrates or old tile coverings.
  • Easy and reliable.
    Butt joints, profile connection and wall connection with self-adhesive butyl sealing tape. Direct connection to Gutjahr system profiles is possible without prior filling of the profile butt joints.
  • Shape-retaining due to glass fibre fleece laid in the centre.
  • Simple measuring and cutting division and also safe compliance with overlapping width.
    Thanks to guide lines printed on the top surface.
  • Can be used as sealing sheets under all types of AquaDrain® and Watec® surface drainage.
  • With CE marking in compliance with  DIN EN 13967.