Product

Heat Flow Out (Winter)

Heat Flow In (Summer)

Cathedral 25 view RT2.8 RT2.5
Standard 10 view RT2.3 RT2.1
Super 15 view RT2.5 RT2.2
Ultra 20 view RT2.6 RT2.3
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.