D3000 SBS Underlay
Application

Suitable for use as an underlay below a capsheet, in a bituminous built up roofing system.

Description

A sand surfaced, SBS polymer modified bituminous underlay, with non-woven polyester core, giving it good flexibility, strength and puncture resistance. The D3000 SBS underlay is manufactured with a PE film backing.

Benefits:

  • Ideal for new and refurbishment projects.
  • Unique product flexibility and strength.
  • Reduced installation time.
  • Energy savings from low heat application.
  • Superior bond strength.

Applications:

Suitable for use as an underlay below a capsheet, in a bituminous built up roofing system.

General information

Uniclass 2015

Pr_25_57_08_75 Reinforced bitumen roofing sheetsPrimary

CAWS

J41/10 Built-up reinforced bitumen membrane warm deck roof covering

J41/12 Built-up reinforced bitumen membrane cold deck roof covering

J41/400 Built-up reinforced bitumen waterproof covering

Specification data - Reinforced bitumen roofing sheets

Product Reference

D3000 SBS Underlay

Standard product features

Technical characteristics:

  • Length: 12 m.
  • Width: 1 m.
  • Straightness: 20 mm x 10 m.
  • Thickness: 3 mm.
  • Watertightness: 60 kPa.
  • External fire performance (to EN 13501-5): F roof.
  • Reaction to fire (EN 13501-1): Class F.
  • Tensile strength longitudinal/ transversal: 300/ 200 N/50 mm.
  • Elongation at break longitudinal/ transversal: 2/ 2%.
  • Resistance to tearing (nail shank): 70/ 70 N.
  • Flexibility at low temperature: -15°C.
  • Flow resistance at elevated temperature: 90°C.

Literature
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