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
Product Warranty
Core: life of door · Vinyl & Foil: 7 years
What Makes ThermaDoor Different
Builder Heritage
Developed from more than 45 years of Australian construction experience and first introduced in 2012.
Purpose-Built Design
Engineered for the movement, weight and daily stresses of sectional and tilt garage doors.
Australian Conditions
Helps make garages more comfortable through summer and winter, whether used for parking, storage, a workshop, home gym or family living.
Composite Technology
ThermaDoor combines a 35mm EPS core, Sisalation foil backing and UV-stable vinyl facing with an engineered air cavity. Together, they form a purpose-built composite system designed for moving garage doors.
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