Cavity Stop Sock
Verified by manufacturer 2 days ago
IFCC
Certificate type
Cavity barrier for masonry construction
Application
- Specified in semi-detached houses, apartments and major projects.
- For masonry cavity walls.
Description
Cavity stop sock that restricts the spread of smoke and flames within external masonry walls, as well as minimizing the effect of flanking noise pollution at wall junctions. The barriers are manufactured from low-resin, non-combustible rock fibre mineral wool insulation and are sleeved in polythene for on-site protection.
It is designed to be compression-fitted within a masonry cavity as the brick and block work progresses; no mechanical fixing is required.
Features and benefits:
- Up to 4 hours fire integrity
- Horizontal and vertical options
- Specified in terraced, semi-detached, apartments and major projects
- Meets requirements of Robust Detail Part E and Approved Document B
- Maximum cavity width available: 300mm
- Easily installed with compression fit; no mechanical fix is required
- Third-party certificated by IFC
General information
Color | Red Green Blue Black |
Material | Rock fibre mineral wool |
Shape | Rectangle |
Length | 1200 mm |
Width | 65 mm 90 mm 100 mm 105 mm 110 mm |
Height | 65 mm 75 mm 100 mm 120 mm 150 mm |
Uniclass | |
CAWS | F30/18 Cavity closers F30/180 Cavity closers |
Specification data - Mineral wool fire-stopping
Material | |
Type | CSS50 – For 50 mm cavity width, red, 65 x 65 x 1200 mm, four hours' fire rating.CSS75 – For 75 mm cavity width, red, 90 x 75 x 1200 mm, four hours' fire rating.CSS80 – For 80 mm cavity width, green, 100 x 100 x 1200 mm, four hours' fire rating.CSS85 – For 85 mm cavity width, green, 105 x 100 x 1200 mm, four hours' fire rating.CSS90 – For 90 mm cavity width, green, 110 x 100 x 1200 mm, four hours' fire rating.CSS95 – For 95 mm cavity width, green, 115 x 100 x 1200 mm, four hours fire rating.CSS100 – For 100 mm cavity width, green, 120 x 100 x 1200 mm, four hours' fire rating.CSS105 – For 105 mm cavity width, green, 120 x 120 x 1200 mm, four hours' fire rating.CSS110 – For 110 mm cavity width, green, 120 x 120 x 1200 mm, four hours' fire rating.CSS115 – For 115 mm cavity width, light blue, 130 x 120 x 1200 mm, four hours' fire rating.CSS120 – For 120 mm cavity width, light blue, 135 x 120 x 1200 mm, four hours' fire rating.CSS125 – For 125 mm cavity width, light blue, 135 x 120 x 1200 mm, four hours' fire rating.CSS130 – For 130 mm cavity width, light blue, 140 x 120 x 1200 mm, four hours' fire rating.CSS135 – For 135 mm cavity width, light blue, 145 x 120 x 1200 mm, four hours' fire rating.CSS140 – For 140 mm cavity width, light blue, 150 x 120 x 1200 mm, four hours' fire rating.CSS145 – For 145 mm cavity width, light blue, 155 x 120 x 1200 mm, four hours' fire rating.CSS150 – For 150 mm cavity width, light blue, 160 x 120 x 1200 mm, four hours' fire rating.CSS155 – For 155 mm cavity width, light blue, 165 x 150 x 1200 mm, two hours' fire rating.CSS160 – For 160 mm cavity width, light blue, 170 x 150 x 1200 mm, two hours' fire rating.CSS165 – For 165 mm cavity width, light blue, 175 x 150 x 1200 mm, two hours' fire rating.CSS170 – For 170 mm cavity width, light blue, 180 x 150 x 1200 mm, two hours' fire rating.CSS175 – For 175 mm cavity width, light blue, 185 x 150 x 1200 mm, two hours' fire rating.CSS180 – For 180 mm cavity width, light blue, 190 x 150 x 1200 mm, two hours' fire rating.CSS185 – For 185 mm cavity width, red, 195 x 150 x 1200 mm, two hours' fire rating.CSS190 – For 190 mm cavity width, red, 200 x 150 x 1200 mm, two hours' fire rating.CSS195 – For 195 mm cavity width, red, 205 x 150 x 1200 mm, two hours' fire rating.CSS200 – For 200 mm cavity width, red, 210 x 150 x 1200 mm, two hours' fire rating.CSS225 – For 225 mm cavity width, black, 235 x 200 x 1200 mm, two hours' fire rating.CSS250 – For 250 mm cavity width, black, 260 x 200 x 1200 mm, two hours' fire rating.CSS275 – For 275 mm cavity width, black, 285 x 200 x 1200 mm, two hours' fire rating.CSS300 – For 300 mm cavity width, black, 310 x 200 x 1200 mm, two hours' fire rating.PWCSS50 – Party wall cavity fire barrier, for 50 mm cavity width, red, 55 x 250 x 1200 mm, four hours' fire rating.PWCSS75 – Party wall cavity fire barrier, for 75 mm cavity width, red, 80 x 250 x 1200 mm, four hours' fire rating.PWCSS100 – Party wall cavity fire barrier, for 100 mm cavity width, red, 105 x 250 x 1200 mm, four hours' fire rating.PWCSS125 – Party wall cavity fire barrier, for 125 mm cavity width, red, 130 x 250 x 1200 mm, four hours' fire rating.PWCSS150 – Party wall cavity fire barrier, for 150 mm cavity width, red, 155 x 250 x 1200 mm, four hours' fire rating.PWCSS175 – Party wall cavity fire barrier, for 175 mm cavity width, red, 180 x 250 x 1200 mm, four hours' fire rating.PWCSS200 – Party wall cavity fire barrier, for 200 mm cavity width, red, 205 x 250 x 1200 mm, four hours' fire rating.PWCSS225 – Party wall cavity fire barrier, for 225 mm cavity width, black, 230 x 250 x 1200 mm, four hours' fire rating.PWCSS250 – Party wall cavity fire barrier, for 250 mm cavity width, black, 255 x 250 x 1200 mm, four hours' fire rating.PWCSS275 – Party wall cavity fire barrier, for 275 mm cavity width, black, 280 x 250 x 1200 mm, four hours' fire rating.PWCSS300 – Party wall cavity fire barrier, for 300 mm cavity width, black, 305 x 250 x 1200 mm, four hours' fire rating.Manufacturer guidanceCavity Stop Sock can be manufactured to suit any cavity width between 50–150 mm including intermediary sizes; contact manufacturer for information. |
Fire performance | To BS EN 13501-1, Euroclass A1. |
Materials | Rock fibre mineral wool. |
ThermalConductivity | 0.037 W/mK. |
Sustainability data
Material | Rock fibre mineral wool |
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 | Revit 2017 | 1 |
 IFC | - | 1 |
Third party certifications
IFCC
IFCC1727
IFCC
IFCC1728
Literature
Cavity Stop Sock Data Sheet
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