Type X Cavitray

Type X Cavitray

Third party certifications:
  • BBA Agrément Certificate

    BBA Agrément Certificate

    Certificate type

Cavity Trays Ltd

Preformed DPC cavity tray with attached lead flashing, for use at pitched roof/ gable abutments.

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+44 (0)1935 474769 www.cavitytrays.com
Description

Features:

  • Attached, shaped flashing secured in bosem jaw.
  • Attached lead flashings available in short or long lengths to suit roof tiling/ slating details.
  • Designed to suit standard 75 mm high brickwork courses.
  • Lead flashings and trays are flush pointed as masonry is raised eliminating the need to rake out joints for insertion/ fixing of lead flashing.
  • Hinged, variable angle upstand accommodates a wide range of cavity widths.
  • Suitable for traditional masonry cavity construction or timber frame construction.

Range:

  • Catchment trays: For building in at the bottom of a slope to catch water and direct it, via weepholes, to the outside of a masonry wall.
  • Intermediate trays: Available in either hand, and built in at each course over the length of an abutment rake.
  • Ridge trays: Used to straddle a roof ridge abutment.
  • External angles: Used in place of catchment trays when commencing laying from the corner of a building.
  • Internal angles used in place of catchment where gable rises from internal corner of masonry.

General information

Material

Black, injection moulded solid DPC

Size

The length of the cavity varies according to the roof pitch; the lower the pitch the longer the cavity tray

Cavity Trays Ltd manufactures the appropriate tray length according to the specified roof pitch

Uniclass 2015

Pr_25_57_21_66 Preformed cavity traysPrimary

CAWS

F30/370 Preformed cavity trays

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

F30/56 Preformed cavity trays

Specification data - Preformed cavity trays

Product Reference

Type X Cavitray

With lead flashing.

Type XP Cavitray

With Perform® flashing.

Types

Catchment tray

Stop end at each end of tray; supplied with weepvents.

External angle

Used instead of catchment trays if the abutment ends or returns on a corner. Can also provide a link with horizontal trays.

Intermediate tray, left hand

With one stop end on each tray; discharges water to the tray beneath.

Intermediate tray, right hand

With one stop end on each tray; discharges water to the tray beneath.

Internal angle

Used instead of catchment trays if the abutment ends or returns on a corner. Can also provide a link with horizontal trays.

Ridge tray

No stop ends; can discharge water to either end.

As drawing ___

Attached flashings

Aluminium

Copper

Lead

Black, long

Perform® flashing.

Black, short

Perform® flashing.

Light Grey, long

Perform® flashing.

Light Grey, short

Perform® flashing.

Terracotta, long

Perform® flashing.

Terracotta, short

Perform® flashing.

Roof pitch

15°

25°

35°

45°

___°

Cavity width

50 mm

75 mm

100 mm

160 mm

Standard product features

Size:

  • The length of the cavity varies according to the roof pitch; the lower the pitch the longer the cavity tray.
  • Cavity Trays Ltd manufactures the appropriate tray length according to the specified roof pitch.

Material:

Black, injection moulded solid DPC.

Product Options

Cavity width:

  • Standard units can accommodate cavities 50 mm–160 mm wide.
  • Other cavity sizes accommodated using trays with an extended upstand, made to special order.

Attached flashing material:

- Lead:

To BS EN 12588.

- Perform®:

  • Composite material of aluminium mesh enveloped within a moulded silian-modified polymer rubber.
  • Thickness (nominal): 2.1 mm.
  • UV and Ozone resistant.
  • Temperature resistance: -20°C to +70°C.
  • Material has no theft value.
  • 20 year warranty.

- Alternative materials:

  • Aluminium, copper and other typical roofing materials are also available.
  • Short lead flashings are suitable for dressing over the upstand of a secret gutter or soaker.
  • Long lead flashings can be dressed across roof tile. Under such circumstances, roof tiles must be suitably 'shaped', i.e. not flat.

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