Type J DPC Support and Closer
Verified by manufacturer 7 months ago
Type J1
Type J1
Cavity closer for masonry and DPC support at parapets and eaves.
Application
For use under parapet copings and as a means of closing cavity in eave details.
- J1 closer is suitable for use in cavities up to and including 90 mm.
- J2 is a larger closer suitable for use in cavities up to and including 100 mm.
- J3 is bespoke - all dimensions are available.
Description
Cavity closer for masonry beneath copings at parapets and eaves. At parapet locations, the cavity closer provides support for the DPC beneath copings.
Features and benefits:
- Available with or without integral insulation, which provides a thermal break.
- Fulfils the DPC support requirements illustrated in BS 5628-3.
- Fulfils NHBC performance standard, chapter 6.1, S4 (c) to (d).
General information
Color | White |
Material | PVC-U Guidance for specification option: Stabilized extruded un-plasticized polyvinyl chloride (PVC-U), type 4. Insulation 25 mm thick expanded polystyrene to BS 3837. |
Shape | Other |
Length | 2400 mm |
Width | 150 mm |
Height | 30 mm |
Uniclass | |
CAWS | F30/18 Cavity closers F30/180 Cavity closers |
Specification data - Plastics cavity closers
To fit cavity width | 50–90 mm. |
Length (effective) | 2400 mm. |
Thickness | 2.0 mm. |
Integral insulation | Not required. Required. Guidance for specification option: 25 mm thick expanded polystyrene to BS 3837. |
ThermalConductivity | None. 0.037 W/m·K. Guidance for specification option: When insulation applied. |
Dimensions | 130 x 30 mm. |
Sustainability data
Contains Red List materials | No |
Country of material origin | United Kingdom |
Country of product manufacture | United Kingdom |
Recyclability | Yes material can be recycled |
Recycled contentAs defined in clause 7.8 of BS EN ISO 14021 | 100 % |
Literature
Protecting the Building Envelope Volume 28 (cavity tray, damp proofing, ventilation and cavity closers)