Langley TA-20 Flat Roofing System

Langley TA-20 Flat Roofing System

Langley Waterproofing Systems Ltd

The Langley TA-20 System is a torch-applied high performance SBS elastomeric membrane warm and cold roof system, which carries a 20-year independently insured guarantee for materials and workmanship.

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Application

Suitable for use for refurbishment and new build projects (where conditions allow). Suitable for use on all roof decks.

Timber board roofs will require a nailed attachment layer in accordance with BS 8747: 2007 before application.

System accessories include rooflights, flashings, refurbishment outlets, vents, and edge trims (specified separately). Consult manufacturer for further details.

Description

Torch applied, high performance styrene-butadiene-styrene (SBS) elastomeric membrane warm roof system for flat or sloping roofs.

Features and benefits:

  • Robust.
  • Flexible.
  • Non-slip granule surface provides durability and puncture resistance for foot traffic.
  • Durable glass fibre reinforced vapour barrier provides a robust, watertight layer.
  • Life expectancy of approximately 40 years.
  • Manufactured in accordance with EN 13501-5: 2005.
  • BBA certified.
  • Comes with a 20-year independently insured guarantee for materials and workmanship (only valid when installed by approved contractors).

Components:

  • Preparation: Langley Primer.
  • Insulation: Parafoam Ultra PIR Insulation (3.84 kg/m²).
  • Waterproof covering, first layer: Adepar JS VV (2.7 kg/m²). Attached via self-adhesive strips.
  • Waterproof covering, top layer: Parafor 30 GS (4.6 kg/m²). Torch-bonded.
  • Vapour control layer: Torch-bonded Parevapo S VV (3.77 kg/m²).

Application:

Suitable for use for refurbishment and new build projects (where conditions allow). Suitable for use on all roof decks.

Timber board roofs will require a nailed attachment layer in accordance with BS 8747: 2007 before application.

System accessories include rooflights, flashings, refurbishment outlets, vents, and edge trims (specified separately). Consult manufacturer for further details.

General information

Finish

Non-slip granule surface

Features

Robust yet flexible, Non-slip granule surface provides ample durability and puncture resistance, Heavy duty polyester composite metal lined vapour barrier provides a robust, watertight layer, Proven technology

Material

SBS elastomeric bitumen

WarrantyDescription

20 year independently insured guarantee for materials, design, workmanship and consequential loss

Uniclass 2015

Ss_30_40_30_72 Reinforced bitumen membrane warm roof covering systemsPrimary

CAWS

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

J41/110 Built-up reinforced bitumen membrane warm deck roof covering

Product range

Flat Roofing Systems

Specification data - Reinforced bitumen membrane warm roof covering systems

Product Reference

TA-20 Flat Roofing System

Colour

Available in several colours, consult manufacturer and insert requirements.

Standard product features

Material:

SBS elastomeric bitumen.

Finish:

Non-slip granule surface.

Thickness:

  • Vapour control layer: 2.9 mm.
  • Insulation: 120 mm.
  • Base coat: 2.2 mm.
  • Top coat: 4 mm.
  • Overall: 129.1 mm.

Weight:

14.91 kg/m².

Technical characteristics:

  • Fire performance: Broof [t4].
  • Resistance class (to MOAT 31): R4.

Digital objects

Platform Compatible Version Certified to
Revit

Revit 2017

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2.0
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2.0
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