Heat Flow Out (Winter)

Heat Flow In (Summer)

NoImage Cathedral 25 view RT2 RT2.4
NoImage Excel 30 view RT2.1 RT2.5
NoImage Standard 10 view RT1.7 RT2.1
NoImage Super 15 view RT1.8 RT2.2
NoImage Superior 40 view RT2.4 RT2.7
NoImage Ultra 20 view RT1.9 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.