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Flat roof house in a suburban area

FLAT ROOF

For flat roofs, SuperFOIL offers insulation options for both over-joist and under-joist applications. Our range of multifoil products comes in various size and thicknesses to suit your budget, thermal requirements, and space availability.

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Under Joist

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SuperFOIL multifoil range is the ideal solution for internal insulation on a flat roof. Regardless of the budget, we have a product to suit your needs. With no need for measuring and cutting to fit between rafters and no requirement for specialist tools, SuperFOIL makes your under-joist insulation airtight and twice as fast to install compared to traditional insulation types. Our products are suitable for use across new builds, retrofits, and extensions, either on their own or in combination with other types of insulation. For more information, visit our applications page…

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Over Joist

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SuperFOIL multifoil range is the ideal solution for your external flat roof insulation. With a built-in vapour control layer, it eliminates the need for fitting a separate membrane, making it at least twice as fast to install than traditional insulation types. With a wide range of vapour control products to choose from, you can rely on SuperFOIL to deliver an airtight finish and outstanding thermal performance, no matter which product you pick. Our products are suitable for use across new builds, retrofits, and extensions, either on their own or in combination with other insulation types. For more information, visit our applications page…

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FREE Insulation Guide

Take advantage of our free insulation guide; an in-depth look into everything you need to know for insulating your project.

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INSULATION GUIDE

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