Product

Heat Flow Out (Winter)

Heat Flow In (Summer)

Foilboard GREEN 10 view RT3.9 RT1.9
Foilboard GREEN 15 view RT4.0 RT2.0
Foilboard GREEN 20 view RT4.1 RT2.1
Foilboard GREEN 25 view RT4.3 RT2.2
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.