S3 Lean-To Roof
Light-led aluminium design
with architectural presence
with architectural presence
S3 Lean-To Roof
A modern aluminium roof system designed to elevate space, light and architectural character.
Key Features
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Slim, modern aluminium profiles
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Supports long spans and large openings
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Fully thermally broken design
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Reduces condensation and cold spots
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Sheervent with rain sensor is available
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Strong air and water tightness
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Suitable for extensions and glazed links
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Durable, low-maintenance aluminium
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Integrates with modern glazing systems
The S3 Lean-To Roof is a high-performance aluminium system built for modern extensions where strength, scale and appearance matter. Slim aluminium profiles create a clean, contemporary finish while supporting larger openings with confidence. With thermal efficiency, optional automated ventilation, and reliable weather performance, S3 is a robust solution installers can specify with assurance.
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