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DACHBIT 20 250 S 4 SBS

DACHBIT 20 250 S 4 SBS

UNDERLAYERS
Product Description

High-quality torch-on underlay membrane, made of SBS-modified bitumen and highly durable, dimensionally stable polyester reinforcement. Acts as a long-lasting barrier against water and moisture, ensuring long-term durability and safety of the investment.

Application
  • as an underlay layer in multi-layer roofing systems
  • as an underlay beneath heavy surface protection in both conventional and inverted systems
  • for damp-proof and waterproof insulation (type A and type T)
  • for insulation of horizontal slabs, concrete screeds, terraces, foundations, balconies, and slabs in contact with the ground
  • for vertical insulation of underground building parts exposed to hydrostatic water pressure
  • as a vapor barrier layer to regulate water vapor diffusion in roofing systems
TECHNICAL DATA
roll dimensions (length x width)
7.5 x 1 m
thickness
4 mm
reinforcement
polyester fleece
flexibility at low temperature
-20°C
flow resistance at elevated temperature
100°C
tensile strength (N/50mm)
longitudinal: 800 N/50 mm
transverse: 600 N/50 mm
elongation
longitudinal: 50%
transverse: 50%
quantity per pallet
24 rolls/180 m2