
Energex
The Energex sectional door is simply the industry best insulated sectional door.
At Thermostop, we design insulated sectional doors for schools, arenas, and sports facilities—engineered for durability, energy efficiency, and long-lasting performance in demanding environments.

The Energex sectional door is simply the industry best insulated sectional door.

The AluRoyal aluminum sectional door is your best looking aluminum insulated industrial sectional door.

The Sentinel sectional door is without equal the most robust and best insulated sectional door in the industry.
The Thermostop Energex, Sentinel and AluRoyal have proven to be the schools and arenas door solutions for the coldest climate and the harshest usage. In fact, the Thermostop Energex sectional doors feature the highest insulation values of the industry (up to R-32), whereas the Sentinel (20ga or 16ga steel skins) and AluRoyal (16ga aluminum skins) offer both superior resistance to impact and insulation performance. Airport, government buildings, schools and arenas call for the Energex, Sentinel and AluRoyal sectional doors which are specifically built for the arctic environment.
Contact Thermostop to request a quote or discuss your school or arena door requirements. Our team will help you select the ideal insulated sectional door solution—built for performance, safety, and reliability.
Since 1984, Thermostop has been a reputable manufacturer of Industrial Sectional Doors, Cold Storage Doors and Specialty Doors such as Impactable Breakaway doors, Acoustic Doors and Ballistic Doors.
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