ROCKWOOL RockClose
BSI Kitemark
Certificate type
QA Certificate
Certificate type
Insulated DPC for building-in as work proceeds.
ROCKCLOSE® is an insulated damp proof course, specifically developed to minimise thermal bridging at door and window reveals in masonry cavity walls. The product consists of a strip of semi-rigid non-combustible ROCKWOOL® insulation, bonded to a black polyethylene DPC (to BS 6515), and designed to be installed as work proceeds between the outer masonry leaf and internal closer block prior to the frames being fitted.
Advantages:
- Helps minimise thermal bridging around openings.
- Easy to handle and install.
- Self-supporting.
- Built in as construction proceeds noise pollution.
- Choice of thicknesses available.
- Fire resistant cavity closer.
Uniclass 2015 | |
CAWS | F30/18 Cavity closers F30/180 Cavity closers |
Product Reference | ROCKWOOL RockClose |
Insulation | 1200 x 100 mm |
Thickness | 20 mm30 mm50 mm |
- British Standards Institution (BSI) - certficate : ROCKCLOSE® complies with the requirements of BS EN13162: 2001 Thermal insulation products for buildings - Factory made mineral wool (MW) products specification
- WFRC : ROCKCLOSE® has been assessed by WFRC (Report No C114334) to provide 60 minutes integrity and 30 minutes insulation