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Overhead Door Corporation – Thermacore® Sectional Series: Models 515, 525, 591–599
Heavy-Duty Insulated Sectional Doors for Strength, Efficiency & Performance
Thermacore® Sectional Series: Durable Insulated Steel Doors for Demanding Residential & Commercial Use
The Overhead Door Corporation Thermacore® Sectional Series — including Models 515, 525, 591–599 — represents a robust line of insulated sectional garage doors engineered for exceptional strength, thermal efficiency, and long-term reliability. Built with a steel–polyurethane–steel sandwich construction, these doors deliver superior insulation, structural rigidity, and quiet performance, making them ideal for demanding residential applications or light commercial environments.
Whether you’re upgrading an attached garage or specifying high-performance sectional doors for climate-sensitive spaces, the Thermacore® Sectional Series offers premium functionality backed by trusted Overhead Door engineering.
Key Features
Triple-Layer Insulated Construction
Steel–polyurethane–steel panels provide enhanced R-values, helping maintain interior temperatures and reduce energy loss.Superior Structural Strength
Reinforced steel panels and insulation core resist dents, impacts, and daily wear for long-lasting durability.Excellent Thermal Efficiency
High-performance insulation is ideal for attached garages, workshops, or conditioned spaces where temperature control matters.Smooth & Quiet Operation
Insulated construction dampens vibration and noise, delivering quieter daily operation when paired with compatible openers.Wide Model Range
Multiple panel designs and configuration options (Models 515, 525, 591–599) to suit architectural preferences and performance needs.Low-Maintenance Finish
Factory-applied coatings resist rust, corrosion, and fading for long-lasting curb appeal.Reliable Daily Performance
Designed to provide consistent operation over many years with routine garage door openers.
Accessories
Decorative Window Inserts
Optional window configurations that add natural light and architectural detail.Decorative Hardware Kits
Handles, hinges, and accents to enhance visual appeal and create a custom look.Color & Finish Options
A selection of factory-applied finishes tailored to complement a wide variety of home or building exteriors.Wind-Load Reinforcement (Optional)
Structural upgrades available for installations in high-wind or coastal regions.Enhanced Insulation Packages
Higher R-value cores for improved temperature stability and energy performance in extreme climates.Smart Opener Compatibility
Works with modern garage door openers and smart home integrations for convenient control and monitoring.
Brochure
Overhead Door Corporation - Thermacore® Sectional Series: Models 515, 525, 591–599
Warranty Terms:
Covers labor and replacement parts installed by our team.
Does not cover damage caused by accidents, misuse, or external factors.
Warranty service must be requested within the coverage period.
For warranty claims or service inquiries, contact us here. Your satisfaction is our priority!
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