Best Garage Door Insulation R-Value in Australia (Explained)

The best garage door insulation R-value in Australia is the assembly-calculated, dual-season R-value, not a standalone or material number. Under Australian Standards AS/NZS 4859.1 & 4859.2:2018, you should see separate Winter (15 °C) and Summer (30 °C) results. ThermaDoor’s verified assembly values are R1.48 (winter) / R1.43 (summer). Most companies selling various insulation materials as […]