How to explain U-values and thermal performance to a client
When homeowners ask about energy efficiency, they are rarely looking for a physics lesson. They want to know why one...
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Learn more about our range of aluminium products
Find detailed insights into our precision-engineered aluminium solutions and their many applications, including the S Series, including the new S3 architectural roof system, flat roof lights, and bespoke arched frames – and learn more about Sheerline Bespoke.
Still have questions or need advice on a custom project?
Explore the performance, compatibility, and customisation options available across our product range. However, if you want to find out more, our expert team is here to help with tailored solutions, technical details, and product specifications.
Contact Us- The S Series
- S3 Architectural Roof System
- Roofing Solutions
- Arched Frames
- Sheerline Bespoke
The S Series is a complete suite of ready to install high-performance, insulated roof systems that includes our S1 Roof Lantern, S2 Glazed Roof, and our groundbreaking new S3 architectural roof system.
S1 aluminium roof lanterns can be manufactured up to 3200mm x 6000mm, covering even the largest residential installations.
Yes, the entire structure, including eaves and rafters, features Thermlock® thermal technology for exceptional thermal efficiency.
Yes. Our flush-fit, thermally broken Sheervent blends seamlessly into our S1 Roof Lantern and it can be fitted with wired actuators and rain sensors for reliable, automated ventilation performance.
The S1 is one of the most secure lanterns on the UK market, with glass locks, anti-tamper fixings and optional SBD upgrade.
Yes – the box eaves beam, and eaves beam bolster make large bi-fold or sliding door spans possible without compromise.
Yes, including aluminium cappings, gutter shrouds, and full aluminium cladding in any RAL colour for a high-end finish.
Absolutely. Every component is designed with ease-of-fit in mind and it is supplied in installation-ready kits, meaning fewer parts, less fuss, and faster installation on-site.
The S3 is a modern lean-to conservatory roof system that has been engineered for performance, speed, and effortless installation.
The S3 system creates an unbroken thermal barrier between the interior and the exterior of the extension and is 230% better insulated in comparison to traditional conservatory roof designs.
Yes, the S3 system has been cleverly designed to use 40% fewer components than a traditional single pitch roof to help reduce installation time.
Yes, the S3 is available with Sheerline’s unique Sheervent® for stylish automated ventilation.
Absolutely – the S3 has been designed to integrate perfectly with our high-performance windows and doors for a 100% perfectly matched aluminium glazed extension.
Due to the inherent strength of the S3’s deep aluminium profiles, our architectural glazed roof system can allow for bi-fold spans up to 3 meters* without requiring extra bolsters for support.
* Subject to structural calculations
Our roofing solutions also include an aluminium flat roof light, flat roof system, tiled roof system, and roof coverings.
We supply a wide range of standard sizes as well as fully bespoke options for custom-fit requirements. They also feature thermal safety glass, solar control, and Low E coatings,
Yes. Designed with installers in mind, they’re quick to fit with minimal fuss and no specialist tools.
Yes. Our system can be installed on existing brickwork or frames without major structural alterations – ideal for refurbishment projects. In fact, it’s perfect for roofing projects of all scales, including new builds to refurbishment.
Very, thanks to 150mm insulation and U-values as low as 0.12 W/m²K. This contributes to the longevity and durability of the roof, even under extreme temperatures.
Yes, our tiled roof system is fully compliant with Building Regulation specifications, including thermal performance.
Our in-house Tim-ings profile bending machine is one of the most advanced bending machines for aluminium profiles in the world and it features 3D cameras within to enable it to be automated for efficiency and consistent quality.
We offer 10 styles including arches, gothic arches, curves, and circles—all precision-engineered in-house.
Yes, we offer a wide range of colours, including dual colour options and realistic woodgrain foils.
Sheerline Bespoke is a specialist product focussed division Sheerline, dedicated to helping our customers take on niche and complex roofing projects with complete confidence.
We offer the full S Series, including roof lanterns, glazed roofs and our new S3 single pitch roof, plus flat roofs, flat roof lights and tiled roof systems. We also offer arched frames.
Our kits include insulated aluminium frames, integrated rooflights or vents, weatherproofing materials, and all required fixings—delivered ready to fit.
SheerVent® is our flush-fit, thermally broken vent that blends seamlessly into our S1 Roof Lantern and can also be used with our S3 architectural roof system. It delivers reliable airflow without compromising looks, insulation, or weather protection. It also features powered actuators and can be remote controlled, or rain-sensor activated.
We offer precision-engineered, installation-ready kits made in Britain, with full technical and on-site support to help you deliver faster and smarter.
Aluminium solutions designed to deliver and engineered to impress
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