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EshaFlex 370 is a torch applied SBS modified bitumen cap sheet in loose laid and ballasted systems, or as base layer in two layer torch on systems. EshaFlex 370 is an SBS modified bituminized polyester fibreglass composite with a sanded surface. Suitable for all types of roof with a flat or sloped roof construction on new build or refurbishment. Overlaps must be torched.

For all applicable roofing systems see Esha System Information Sheets and KOMO certificate.


KOMO certificate: K66713, NL-BSB: K66717, CE-0620.

General information
Specification data
Product Reference

EshaFlex 370

Standard product features

Product characteristics:

  • Appearance top side: Sand.
  • Coating top side: SBS modified bitumen.
  • Reinforcement: Polyester fleece, glass yarn reinforced.
  • Coating bottom side: SBS modified bitumen.
  • Appearance bottom side: Grooves and PE film.


1 m.

Product Options

Technical data:

  • Mass per unit area: 4.1 kg/m² (± 10%).
  • Effective thickness: 3.8 mm (± 0.2 mm).
  • Reaction to fire: Pass, Class F.
  • Watertightness: Pass, ≥ 10 kPa.

Third party certifications
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