Rocksilk® RainScreen Slab is non-combustible, making it suitable for use on buildings of any height.
Euroclass A1 Reaction to Fire Rating makes it an ideal choice for new build, refurbishment and remediation works.

OUR Rocksilk® RainScreen Slab IS BBA CERTIFIED FOR USE BEHIND RAINSCREEN CLADDING AND BRICKWORK SO THAT YOU CAN SPECIFY IT WITH CONFIDENCE.
BBA certification is recognised throughout the construction industry as a mark of quality and reassurance.

BBA ACCREDITED 3D U-VALUE CALCULATIONS - ENSURING YOUR WALLS PERFORM AS SPECIFIED.
We can offer 3D U-value calculations for your rainscreen projects. This provides architects and specifiers all of the information they need in an easy-to-read format.

Our BBA-certified Rocksilk® RainScreen Slab is a high performance insulation that will keep buildings cool in summer and warm in winter.
It has a thermal conductivity of just 0.034W/mK.

We know speed and accuracy of installation are important, so our BBA-certified Rocksilk® RainScreen Slab is more robust for easier handling.
It has an improved formula for increased robustness, so installers will find it easier to handle and fix in position.

Our BBA-certified Rocksilk® RainScreen Slab takes the rough with the smooth – on your wall that is!
It's engineered to adapt to minor imperfections in the substrates like concrete and masonry.

Our BBA-certified Rocksilk® RainScreen Slab is manufactured in the UK.
As a family owned multi-national manufacturer, we are proud to say that our Rocksilk® RainScreen Slab is manufactured at our Queensferry Rock Mineral Wool plant in North Wales!

British weather? Don’t worry. Our BBA-certified Rocksilk® RainScreen Slab is DESIGNED TO WITHSTAND a downpour!
It’s made with a water-repellent additive through the entire thickness of the slab, so it will maintain its integrity while exposed on site.

DID YOU KNOW NOISE CAN HAVE A NEGATIVE IMPACT ON HEALTH? USE BBA CERTIFIED Rocksilk® RainScreen Slab TO REDUCE NOISE POLLUTION
Its Rock Mineral Wool fibre structure absorbs sound, so it's ideal for busy towns and cities.

Blowing a gale? When secured correctly, BBA-certified Rocksilk® RainScreen Slab can survive Britain’s biggest storms.
It has been wind load tested by the BRE to a maximum of 3,600Pa or 76m/s - the equivalent to a category 5 hurricane!

THANKS TO ECOSE® TECHNOLOGY, OUR BBA CERTIFIED ROCKSILK® RAINSCREEN SLAB USES LESS ENERGY IN MANUFACTURE, IS HIGHLY DURABLE, CONTRIBUTES TO HIGH LEVELS OF INDOOR AIR QUALITY AND IS MORE PLEASANT TO HANDLE.
It's manufactured using ECOSE® Technology, so it is 70% less energy intensive to manufacture than mineral wool products made using traditional binders.