Manufacturers and suppliers to the home improvement industry

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Instant Bi-Fold Quote

Trade customers can now get instant online pricing for our Opal bi-fold door collection. Click "Get a Quote" to login or register for an account. Instant access to our incredible range.

Prefix Systems

The UK’s largest independent manufacturer of conservatory roofs. Delivering award winning conservatory, glazing and home extension solutions since 1996.

Prefix Systems

We are the UK’s largest independent manufacturer of conservatory roofs for the trade. Since 1996, our award-winning team has offered a wide variety of conservatory roof, glazing and home extension solutions to suit almost any application.

Our mission

“To build a business that supplies the highest quality products and services that our customers deserve, our employees are proud to be part of, and our supply partners are happy to be associated with.”

Award-winning Team

Prefix Systems is a multi award winning company which celebrated 20 years in business during 2016. Our business awards are recognition for teams’ dedication and enthusiasm to customer service and our commitment to product development.

Winner Conservatory & Orangery Awards 2019, Best Solid Roof System
NFA19 Winner
Winner in the Hive Blackburn & Darwen Business Awards 2015
Winner Lancashire Business View Red Rose Awards 2015

Instant Online Pricing

Ordering App Now Available

Trade customers can now get instant online pricing for our Opal bi-fold door collection and Opal rooflights. Get an instant price on the go with our app.

Prefix Showroom

New Showroom Now Open

Our flagship Showroom now OPEN in Blackburn, presenting our full range of products. We would love to show you and your customers around.

Prefix WARMroof® - Part L Compliant

Our Prefix WARMroof® is Part L Building Regulations compliant!

From June 2022, there are important changes being made to the thermal requirements for home extensions and replacement tiled roofs. Whilst some conservatory or porches remain exempt installers need to be ready for the changes in legislation.

Prefix WARMroof® - Part L Compliant

Prefix News - Training Days & Product Launches!

Our WARMroof® training days are back and we have BRAND NEW products to talk about

Due to COVID, we haven't held a Training Day since 2019, but they are back! We also have a BRAND NEW Product launch!

Prefix News - Training Days & Product Launches!

Become an Installer

Contact us today to start selling our products and join our wide network of trade customers and installers across the UK.

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