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Product categories

Browse our product categories to explore our extensive offer of window, door and conservatory systems. From the best-selling Global conservatory roof to the market-leading WarmCore warm aluminium windows and doors, our products are designed to offer exceptional performance while offering you ease of fabrication and installation to cater for every project.

Discover our know-how

Across seven UK-based manufacturing sites, our 1400+ team is a network of experts in window, door and conservatory system manufacturing. Incorporating PVC-U and aluminium systems, our very own glass division and an extensive 100+ fleet of vehicles, our mission is to deliver quality products directly to you, on time and in full every time.

Choose your sector

We work directly with a wide range of sectors to provide quality products for homeowner renovations, large scale commercial contracts and new build housing projects. We’re invested in supporting every stage of the product journey with a team of technical experts on-hand to support fabricators and installers, along with in-house support for advising on product specification requirements for architectural projects.


Latest news & announcements

Find out the latest news from across the Synseal Group including recent product launches, new appointments and company acquisitions.

Pelmets just got quicker!

Synseal Group has launched the quickest and easiest to install variable pelmet on the market. Available for their K2, Global and Celsius Solid Roof systems, this refreshingly simple-to-use product gives their roof installers the edge in getting quality installations completed quickly. Read more


Stunning debut for Stratus lantern

The fully thermally broken Stratus lantern roof from Synseal Group is on track to hit 1000 fully fabricated sales within its first year, on top of the success that Synseal’s bar length fabricators have found with this great new product. Read more


Synseal Group announces Board appointments for next stage of growth

After a period of strong revenue and customer growth, achieved through the integration of seven strategically beneficial acquisitions, the company has now completed its next stage of growth refinancing and investment. With this in place, David Leng will, after eight years in role, be standing down as Chief Executive Officer of the Synseal Group. Read more


Our brands

You’ll find fabricators and installers up and down the country using our market-leading brands, including WarmCore, Masterdor, Global and Stratus. With one of the widest product ranges available, we’re certain there’s a brand collection suitable for every project. Find out more about each of our brands, discover new product ranges and download useful information including technical specifications and retail brochures.