In order to achieve increased year-round comfort, concrete slab insulation is crucial. Superior 40 solves the problem of tricky edge slab insulation for projects with hydronic heating and satisfies the R1.0 industry requirement for this type of insulation. This state-of-the-art product can be cut to exact size and fixed into place with ease and speed.

Heat Flow Out (Winter): RT2.4

Heat Flow In (Summer): RT2.7


With our range of versatile products, you can be sure that Foilboard will benefit your residential or commercial project. To find out more, contact a trusted member of our technical department to receive professional insulation advice on 1800 354 717 or contact us.

RT - R-values displayed are "total system R-values", as required by the Energy Provisions of the Building Code of Australia.

Calculation is based on the use of the Foilboard® Insulation Panel only. Under no circumstances can this calculation be used in conjunction with any alternative product, as results will vary.