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Type C Cavitray
Description

A preformed, ready shaped horizontal damp proof course (DPC) cavity tray for use over proprietary metal, cast in situ, prestressed and precast lintels.

Features:

  • Unobstructed cavity compartment area.
  • Supplied in profiles to match appropriate proprietary lintels.
  • Strong, lightweight and puncture-resistant.
  • Suitable for traditional or timber frame construction.
  • Fulfils British Standards and NHBC requirements when used as an independent DPC with proprietary metal lintels in certain locations and applications.
  • Eliminates the danger of misplacement and installation deviances associated with site fabrications using roll materials.

General information

Features

Unobstructed cavity compartment area

Supplied in profiles to match appropriate proprietary lintels

Strong, lightweight and puncture-resistant

Suitable for traditional or timber frame construction

Fulfils British Standards and NHBC requirements when used as an independent DPC with proprietary metal lintels in certain locations and applications

Eliminates the danger of misplacement and installation deviances associated with site fabrications using roll materials

Material

Black, solid polypropylene with Securtex finish

Uniclass 2015

Pr_25_57_21_66 Preformed cavity traysPrimary

CAWS

F30/380 Junction cloaks/ stop ends for preformed dpcs/ cavity trays

F30/385 Junction cloaks/ stop ends for preformed dpcs/ cavity trays

F30/58 Preformed dpc/ cavity tray junction cloaks/ stop ends

Specification data - Preformed cavity trays

Product Reference

Type C Cavitray

Location

As drawing ___

Lintel type/ profile

As clause ___

As schedule ___

As drawing ___

Cavity width

___ mm

Opening width

___ mm

As schedule ___

As drawing ___

Lintel length

___ mm

As schedule ___

As drawing ___

Dpc thickness

1.5 mm

Standard thickness.

___ mm

Inner skin return

Not required

Required

Standard product features

Material:

Black, solid polypropylene with Securtex finish.

Sizes:

Single maximum length 2.4 m; silicon bond/ glove lap is used to make-up longer lengths.

Product Options

Lintel type/ profile:

Cavity Tray profiles also available to marry with proprietary lintels such as Catnic, IG, Birtley, Harvey, Jones, Keystone and others. Cavity Tray Ltd can prepare a Type C cavity tray schedule to complement a lintel schedule.

Opening width/ Lintel length:

This information enables Cavity Tray Ltd to supply the Cavitray to appropriate dimensions to oversail the end of the lintel and cavity closer; normally 150 mm at each end.

Dpc thickness:

Base thickness 1.5 mm. Alternative thickness upon request.

Inner skin return:

Type C is self-supporting, there is no need to build into the inner skin. However, an inner skin return option is available, on request.

Literature
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