Servicing all of Ontario, Canada including Concord, Toronto, Mississauga, Brampton, Markham, Vaughan, Hamilton, and Scarborough

Thermacore® is the premier line of insulated sectional doors available today. Thermacore® Series commercial sectional doors are an ideal choice for applications that demand the highest levels of thermal efficiency, air infiltration and wind load resistance.

Engineered for High Thermal Efficiency.
The Thermacore® product line’s unique manufacturing process provides a CFC-free, fully encapsulated, foamed-in place panel which maintains R-value performance year round – and year in and year out. Thermal breaks between internal and external skins, PVC thermal break and joint seal minimize air infiltration and provide one of the highest thermal efficiency ratings in the industry for specified applications. 

Thermacore® 591, 592, 593, 594, 596, 599, AP 850, 515 and 525 meets IECC® requirements for maximum U-Factor of operable fenestrations (2015 Section C402.4) with a 3rd party certified tested value of less than 0.37.

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Thermacore 596 Insulated Door
Overhead Door- Thermacore 596 Insulated Sectional Door

Thermacore® Sectional Steel Doors 596 For extra-heavy-duty applications where thermal efficiency and sound suppression are …

Thermacore 850 Insulated Door
Overhead Door- Thermacore 850 Insulated Sectional Door

Thermacore® Sectional Steel Doors 850 For applications where climate control, durability and ease of maintenance …

Thermacore Sectional Door 599 Wide
Overhead Door- Thermacore 599 Insulated Sectional Door

Thermacore® Sectional Steel Doors 599 ​​​​​​​​​​​​​​​​​​With an R-value of 17.5 (3.09 W/m2) a U-value of …

Thermacore Sectional Door 598 Wide
Overhead Door- Thermacore 598 Insulated Sectional Door

Thermacore® Sectional Steel Doors 598 ​​​​The​​​​​​​​Thermacore® Sectional Door Model 598 is a an exceptionally well-built door that provides …

Thermacore Sectional Door 595 Wide
Overhead Door – Thermacore 595 Insulated Sectional Door

SECTIONAL STEEL DOORS – Heavy Duty – Series 595 The Thermacore® 595 Series offers superior …

Thermacore Sectional Door 594 Wide
Overhead Door- Thermacore 594 Insulated Sectional Door

Thermacore® Sectional Steel Doors 594 The Thermacore® Sectional Door Model 594 offers excellent thermal efficiency …

Thermacore Sectional Door 593 Wide
Overhead Door- Thermacore 593 Insulated Sectional Door

Thermacore® Sectional Steel Doors 593 The Thermacore® Sectional Door Model 593 is one of the …

Thermacore Sectional Door 592 Wide
Overhead Door- Thermacore 592 Insulated Sectional Door

Thermacore® Sectional Steel Doors 592 The Thermacore® Model 592 offers superior thermal efficiency for heavy-duty …

Thermacore Sectional Door 591 Wide
Overhead Door- Thermacore 591 Insulated Sectional Door

Thermacore® Sectional Steel Doors 591 ​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​When your project requires a sectional door with an exceptional degree …