About ThermaDoor
Born from over 45 years of Australian construction experience, ThermaDoor is the builder’s solution to extreme garage temperatures. We engineered a system that actually works, designed specifically for the unique mechanics of your garage door.
Australia's Only Purpose-Made Garage Door Insulation
Verified R1.43 assembly data backed by engineering reports — for homeowners, builders, architects, designers and energy assessors.
Est. 2012
Australia's Original System
Verified R-Values
R1.43 Winter / R1.39 Summer
Australian Made
Licence 7177
Lightweight
About 7kg - Double Door
Composite Technology
Purpose Built for Garage Doors
15 Year Warranty
Complete ThermaDoor Panel System
What Makes ThermaDoor Different
Builder Heritage
Developed by a registered builder with 45+ years of Australian construction experience, ThermaDoor introduced Australia’s original purpose-made garage door insulation system in 2012.
Purpose-Built
Engineered for the movement, weight and daily operation of sectional and tilt garage doors, ThermaDoor is purpose-built garage door insulation that moves with the door.
Australian Climate
Designed for Australian conditions, ThermaDoor garage door insulation helps create a more comfortable, usable garage through summer heat, cooler mornings and changing weather.
Composite System
ThermaDoor’s composite garage door insulation system combines a 35mm EPS core, Sisalation foil backing, UV-stable vinyl facing and an engineered air cavity.
OUR HERITAGE
How ThermaDoor Began
What Our Customers Say
★★★★★ Google Review
“ThermaDoor was the only product I felt was built to perform to a high standard. The finished result has made a real difference to my home gym”.
— Matthew Taylor, verified customer
Explore the ThermaDoor System
Purpose-built garage door insulation, backed by independent documentation and Australian construction experience.
DIY kits ship Australia-wide · Professional installation available through authorised distributors