General Information

RAVATHERM XPS Upstand Insulation Board is used to thermally insulate and protect upstand walls in inverted flat roof systems.

Manufactured from a CO₂ blown extruded polystyrene foam factory laminated to a 6mm thick weather resistant high impact facing board. Available in a range of thicknesses, see declared performance table for available thickness.

The XPS Insulation backing board has a Zero Ozone Depletion Potential (ODP), a Global Warming Potential (GWP) of less than 5, achieves a Green Guide to Specification A rating and an Ecopoint rating of 0.0482. For use with suitable Inverted roofing waterproofing products.

XPS Upstand Insulation Board is not intended to provide a final architectural /aesthetic finish as the cementitious facing may vary in colour from batch to batch. To achieve a consistent aesthetic finish the Cement Particle Board (CP Board) facing can be primed and decorated with an appropriate masonry paint or render finish.

For a comprehensive NBS J31 specification contact Quantum Insulation.

Building Regulations Compliance
Building Regulation Approved Document B volume 1 – dwellings and volume 2 – non-dwellings compliant solution for buildings over 18m high in England, Wales and Northern Ireland.

Building Regulation Approved Document B volume 1 – dwellings and volume 2 – non-dwellings compliant solution for buildings 11m to 18m high in England, Wales and Northern Ireland. Technical Handbook – domestic Annex 2.C and

Technical Handbook – non-domestic Annex 2.F compliant solution for buildings over 11m high in Scotland.

Application on Relevant Buildings

For full information regarding installation and full specification please see Product Data Sheet.