The widest portfolio of fully integrated window and door systems, a choice of leading brands, with unrivalled expertise and support to grow your business.

Epwin Window Systems is one of the UK’s largest manufacturers and suppliers of PVC-U and aluminium windows and doors. Our brands, Profile 22, Spectus, Swish and PatioMaster are some of the best-known names in the sector.

Award winning systems

Unlimited colour options

Stress-free changeover

Fully accredited hardware

Performance & Innovation

Comprehensive business support

Our Brands

We offer market-leading system brands, each with its own distinctive identity, so whatever your sector, there’s an Epwin Window Systems brand for you. All our products are manufactured in the UK so we have complete control over every element of production and quality. Our smooth and seamless switchover gets you up and running with your new Epwin Window Systems’ profile with no disruption or downtime; you’ll experience the Epwin way of doing things right from the start. Factors such as scheduled, on-time and in-full deliveries are a given, but there’s so much more too.

Our Products

Aluminium Lift & Slide Patio Door

Aluminium Bifold Doors

Aluminium Flush French Doors

Aluminium Flush Doors

Aluminium Bay Windows

Aluminium Fully Flush Casement Windows

Aluminium Flush Casement Windows


French Flush Casement

Tilt & Turn Windows

Vertical Sliding Windows

Patio Doors

Flush Tilt & Turn Windows

Flush Casement Windows

Casement Windows

Curtain Walling


Triple-Track Patio Doors

Composite Doors

Emergency Exit Doors

G 16 Winner G 17 Winner G 18 Winner G 19 Winner

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