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Description

Preformed pethelene radon / methane cavity barrier lengths and angles for incorporation within cavity wall to arrest rising gases. Extends inwardly to link with compatible oversite membrane, thus creating a protective shield throughout footprint of building.

Features:

  • Proportioned and shaped to encourage rising methane gas to be arrested and discharged via brick ventilators.
  • Links with methane resistant oversite membrane.

General information
Features

Proportioned and shaped to encourage rising methane gas to be arrested and discharged via brick ventilators

Links with methane resistant oversite membrane

Material

Black, pethelene

Uniclass 2015
Pr_25_57_21_35 Gas-resistant damp-proof coursesPrimary
Specification data - Gas-resistant damp-proof courses
Product Reference

Methane Barrier

Cavity tray -
Cavity width

75 mm

100 mm

___ mm

As drawing ___

Vertical rise

225 mm

___ mm

As drawing ___

Angle returns

External (450 x 450 mm)

Standard.

External (___ x ___ mm)

Special order.

Internal (450 x 450 mm)

Standard.

Internal (___ x ___ mm)

Special order.

As drawing ___

Special cloaks

None

As drawing ___

Standard product features

Material:

Black, pethelene.

Product Options

Sizes:

  • Various standard and special profiles are available in standard 2.4 m long straight lengths.
  • Standard internal and external angles 450 x 450 mm, other sizes to special order.

Special cloaks:

Corners, steps, vertical links, party wall situations with integral wall channels, etc. Cavity Trays Ltd recommend submission of drawings to determine requirements.

Literature
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