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Precision-engineered rooflight systems for architects, contractors and installers

Performance-Driven Rooflight Systems

Engineered to meet the exacting demands of modern construction — our rooflight systems deliver industry-leading thermal performance, full Approved Document L compliance, exceptional safety standards and flexible sizing options.

Whether you are specifying a single flat roof extension or coordinating a multi-rooflight project, our extensive range of flat and pitched rooflight systems delivers consistent high performance and a modern architectural finish.

Visit Our Factory

Based in Sidcup, Kent, we manufacture every EOS rooflight in-house — and we’d welcome the chance to show you around. Whether you are an architect looking to specify or a contractor assessing a product for an upcoming project, you can see our rooflight systems up close in our dedicated product display area on site.

Our factory visits are built for architects, contractors and installers — offering hands-on access to our products, direct conversations with the people who build them, and technical guidance at every stage.

Unparalleled U-Values for Sustainable Design

Our rooflight systems achieve certified U-values as low as 0.65 W/m²K — among the lowest available from any UK manufacturer. Every unit is independently tested and supplied with a full performance certificate, giving architects and building control the documentation needed for Part L sign-off. Performance data for all systems is available to download from each product page.

Direct From the Manufacturer

EOS manufactures every product in-house at our Kent facility. Dealing direct means your technical queries reach the people who built the product — no intermediaries, no delays. Specification support, custom sizing and drawing requests are handled by our in-house team.

A Dedicated Account for Every Project

From initial specification through to site delivery and post-installation support, you have direct access to a consistent point of contact. We work to your programme, not a call-centre script. Trusted by architects and contractors across the UK.

Uncompromising on standards

Every EOS rooflight is custom-fabricated to order by our specialist manufacturing team. Heat-soak tested glass, precision-welded aluminium frames and third-party certified thermal performance — built to satisfy the most demanding specification.

Flat Glass Rooflights

 

A comprehensive flat glazing system range designed for flat and low-pitched roofs. The EOS97 includes Fixed, Opening, Walk-On, Modular, Circular and AOV options — all manufactured to order with full technical documentation and U-value certification.

Square flat glass rooflights with insulated upstand

Pitched Skylights

 

The EOS100 is a frameless pitched architectural skylight system — fixed and electrically opening — designed for roofs from 15 to 75 degrees. A high-performance alternative with U-values as low as 0.69 W/m²K.

Pitched Roof Window
EOS timber insulated upstand 150mm high with pitch

Insulated Upstands for Rooflights

 

Fully compliant with Part B and Part L of the new Building Regulations

U Value as low as 0.32 W/m2k
Guarantee perfect fit
Eliminate cold bridging

EOS timber insulated upstand 150mm high with pitch

Specified and installed across residential, commercial and mixed-use projects

large modular roofligths split into 2 panels over stunning shaker kitchen and crittall doors
Bright white kitchen with rooflights, window and door
long modular walk on rooflight for commercial offices
large modular roofligths split into 2 panels over stunning shaker kitchen and crittall doors
Anthracite gray roof light on flat roof extension
large circular walk on rooflight in modern exstension
Skylight in pitched rooflight in kitchen extension
Skylight system in pitched roof | minimal kitchen