Swisrail EWI
An NHBC compliant, fully warranted system with an effective life in excess of 30 years The Swisrail system incorporates a drained cavity via a support frame to give full NHBC compliance. A cavity is provided to prevent moisture penetrating to the underlying structure The system is fully weather resistant whilst remaining vapour permeable and allows the fabric of the building to act as a heat store, increasing thermal efficiency Swisrail eliminates cold bridging, condensation and mould growth and protects the structural fabric of the building and is resistant to impact damage. It is rated Class 0 for surface spread of flame and contributes to sound reduction within the external wall construction Applications Primarily suited to new-build construction types - NHBC compliant, tailored to lightweight frame construction Buildings up to 6 Storeys - suited for unrestricted use; High Rise - suitable subject to Alumasc's high rise policy Insulation A choice of insulation thicknesses and materials are available, achieving very low U-values Vertical steel support rails provide a 25mm gap between insulation and structure Swisrail insulation options include Mineral Wool, Expanded Polystyrene and Cork Renders, Finishes & Brick Slips Render finishes include ST Silkolitt Silicone Render and ST Mineral K Mineral Render, available with a rolled surface texture, in a wide range of colours. Brick slip options include Alumasc Acrylic Brick Slips. Installation & Maintenance Swisrail is installed by a national network of Alumasc registered specialist contractors The system requires minimal routine maintenance