Rocksilk® RainScreen Slab is a BBA certified Rock Mineral Wool slab designed for use as sheathing insulation in rainscreen façade systems both below and above 18m in height. It is non-combustible with a Euroclass A1 reaction to fire classification, and is manufactured using Knauf Insulation’s bio-based binder, ECOSE® Technology.

Features & Benefits

• BBA Certified (certificate 19/5609) for use in multiple build-ups so it can be specified with confidence.
• BBA Accredited 3D U-value calculation service.
• Manufactured using Knauf Insulation’s unique bio-based binder, ECOSE®Technology, which contains no added formaldehyde or phenol
• Made with a water-repellent additive – slabs will maintain their integrity while exposed on site.
• Large range of thicknesses.

The Rainscreen Throughwall System

A rainscreen system contains a number of products such as

• Double layer of plasterboard
• OmniFit® Slab 35 between steel studs
• Rainscreen brackets fixed back to structural frame
• Vertical fixing rails
• Knauf Windliner
• Fixings
• Vapour control layer
• Rocksilk® RainScreen Slab
• Thermal break pads
• Rainscreen façade