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Description

Cavity closer for masonry beneath copings at parapets and eaves. At parapet locations the cavity closer provides support for the DPC beneath copings. The closer is available with or without integral insulation, which when included, provides a thermal break.

Features:

  • Fulfils the DPC support requirements illustrated in BS 5628-3.
  • Fulfils NHBC performance standard, chapter 6.1, S4 (c) to (d).

General information
Features

Fulfils the DPC support requirements illustrated in BS 5628-3

Fulfils NHBC performance standard, chapter 6.1, S4 (c) to (d)

Material

2.0 mm thick, white, stabilized extruded Unplasticized polyvinyl chloride (PVC-U), type 4. Insulation 25 mm thick expanded polystyrene to BS 3837 with a typical thermal conductivity value of 0.037 W/m·K

Uniclass 2015 Plastics cavity closers (Pr_35_90_50_64)
Specification data
Product Reference

Type J DPC Support and Closer

Type

J1

130 mm wide, with 45 mm wide cavity downstand for cavities from 50–90 mm wide.

J2

150 mm wide, with 90 mm wide cavity downstand for cavities from 90–130 mm wide.

J3

Bespoke wide cavities; insert requirements.

Integral insulation

Not required

Required

Standard product features

Material:

2.0 mm thick, white, stabilized extruded Unplasticized polyvinyl chloride (PVC-U), type 4. Insulation 25 mm thick expanded polystyrene to BS 3837 with a typical thermal conductivity value of 0.037 W/m·K.

Length:

Type J is manufactured in 2400 mm lengths.

Product Options

Size:

Can be supplied in non-standard sizes to suit specific requirements.

Literature
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