BEWI Jackodur® EVO 300 Inverted Roof is the new generation of extruded polystyrene foam (XPS) using CO2 and multilayer manufacturing technologies delivering insulation characteristics with a declared (λ_D) 0.032 W/mK.

The insulation boards are loose laid over the weatherproofing, there is no requirement to adhere or mechanically fix the boards. BEWI Filter Membrane (WFRL) is laid over the insulation. Finally, a suitable finish is applied to secure the insulation to the deck.

XPS is compatible with and can be laid directly onto hot melt and bitumen based weatherproofing membranes.

BEWI Jackodur EVO 300 Inverted Roof Insulation is manufactured in accordance with BS EN 13164 under a Quality Assurance System approved to ISO 9001 and Environmental Management System to ISO 14001.

The system is a lightweight and easy to install solution. There are no requirements for special PPE when installing or cutting the insulation boards.

• BBA Certified (21/5944 PS4)
• Thicknesses 40 – 400mm
• Installed quickly and securely in a single-layer
• Suitable for zero fall roofs and roof terraces
• Applicable to new and existing buildings
• High compressive strength
• Resistant to the effects of freeze/thaw
• 100% recyclable