Polyfoam ECO Roofboard Extra

Knauf Insulation

For inverted, flat and green roofs

Polyfoam ECO Roofboard Extra is a rigid extruded polystyrene (XPS) board with a Global Warming Potential (GWP) of less than 5 and Zero Ozone Depletion Potential (ODP). Polyfoam ECO Roofboard Extra is a lightweight, lap jointed board with high compressive strength.

Polyfoam ECO Roofboard Extra can be used:

• in an inverted roof below ballast or paving slabs
• in a green/garden roof
• in a flat roof with a single ply membrane

The thermal conductivity of Polyfoam ECO Roofboard Extra is 0.033W/mK.

• 15mm lap joint overlap
• Excellent thermal performance
• High compressive strength
• Highly resistant to water absorption
• Able to resist repeated freeze/thaw cycles
• Lightweight and easy to install
• Tough and durable, not easily damaged
• Dimensionally stable
• Thermal performance of an inverted roof is improved when used in conjunction with Polyfoam Slimline Membrane

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Roofboard Extra


NBS clauseshttp://www.knaufinsulation.co.uk/en-gb/design/nbs-cad.aspx#axzz2cmFoUax5

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Knauf Insulation

Knauf Insulation

Knauf Insulation is one of the most respected names in insulation worldwide, offering a complete range of whole building insulation solutions to meet the increasing demand for energy efficiency, fire resistance and acoustic performance in new and...
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T(01744) 766600
 (01744) 766666 Tech Dept.
F(01744) 766750
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 PO Box 10, Stafford Rd, St Helens, Merseyside, WA10 3NS

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