RockClose® EN - Cavity Closer with Waterproof Layer
Verified by manufacturer 1 month ago
Maximum Cavity Gap: 20 mm
Maximum Cavity Gap: 20 mm
RockClose® EN is an insulated cavity closer designed to minimize thermal bridging around windows and doors, also to inhibit the passage of smoke and fire within masonry, timber and SFS constructions.
Application
RockClose® EN is suitable for use as a cavity closer between a masonry outer leaf and the following substrate types:
- Masonry.
- Timber frame faced with OSB.
- Steel frame with cement particle board.
Description
The product consists of a strip of semi-rigid non-combustible ROCKWOOL insulation, bonded to a flexible waterproofing layer for use in external wall applications which require a DPC separation layer.
Features and benefits:
- Tested to BS EN 1366-4:2021 to provide up to 60 minutes integrity and insulation depending on application.
- Suitable for use in horizontal and vertical applications to BS EN 1366-4.
- The waterproofing layer is resistant to water penetration and conforms to EN 14909 standards.
- Suitable for use within masonry, timber and steel frame systems.
General information
Color | Yellow Grey |
Finish | Natural |
Material | Stone wool |
Shape | Rectangle |
Length | 1200 mm |
Width | 100 mm |
Height | 30 mm 40 mm 50 mm 60 mm |
Warranty description | Other |
Uniclass | |
CAWS | F30/18 Cavity closers F30/180 Cavity closers |
Specification data - Plastics cavity closers
Accessories | Integral ROCKWOOL insulation. |
To fit cavity width | 20 mm. |
Length (effective) | 1200 mm. |
Width | 100 mm. Manufacturer guidanceRockClose® EN dimensions. |
Thickness | 30 mm. Manufacturer guidanceRockClose® EN dimensions. |
Damp proof membrane | 1300 x 180 mm. Manufacturer guidance
|
Thermal performance | To EN 13162:2012 + A1:2015, 0.035 W/mK. Manufacturer guidanceThermal conductivity lambda (λ). |
Fire performance | To BS EN 1366-4, 60 minutes. Manufacturer guidanceRockClose® EN provides up to 60 minutes integrity and insulation, depending on application, and has been tested horizontally and vertically to BS EN 1366-4. |
Reaction to fire | To EN 13501-1, A1 (stone wool core); B, s3, d0 (waterproofing layer). |
Sustainability data
Country of material origin | United Kingdom |
Country of product manufacture | United Kingdom |
Material | Stone wool |
Recyclability | Yes Manufacturer guidanceROCKWOOL stone wool insulation is recyclable and can be transformed into new ROCKWOOL products. Please contact us for details of how we can work together to recycle waste ROCKWOOL stone wool material that may be generated during on-site installation. |
Expected Life | Lifetime Manufacturer guidanceROCKWOOL stone wool is durable by nature. Sample testing from existing buildings shows that ROCKWOOL stone wool retains its performance for at least 65 years* without being affected by compression or temperature and humidity changes. *FIW, Durability Project Mineral Wool (2016). |
BIM objects
NBS BIM Object Standard
This BIM object has been authored to meet the requirements of the NBS BIM Object Standard.
Find out more about the NBS BIM Object Standard.
| Platform | Compatible | Version |
|---|---|---|
 Revit | - | 1 |
 IFC | - | 1 |