Fenestration Hardware Specialists

Fax: +44(0)24 7643 7969

+44(0)24 7643 7900


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sceenshots from the Caldwell video Range of sliding sash window accessories casement window hardware, including folding openers and restrictors Bi-folding door hardware Trade account graphic

The UK's leading supplier of traditional and contemporary window hardware

A photo of the Caldwell UK Factory

Established in 1888 Caldwell Hardware has grown to become a market leader in specialist hardware for the UK window and door market. Backed by over 120 years' experience in manufacturing Caldwell delivers quality, design-led hardware solutions to PVCu, timber, aluminium and composite window fabricators.

We manufacture a comprehensive range of products including traditional sash window hardware and balances, and hinges and restrictors for more contemporary window styles such as pivot.

Our window hardware can be manufactured for all materials and systems, and can be incorporated in windows for installation in a variety of projects from domestic through to heavy-duty commercial applications.

Caldwell offers standard and customised options but most of our solutions are made bespoke to the client through our in-house design process and manufacturing facilities.

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Need more information or looking for a bespoke product?
Contact Caldwell.

Latest news

Tim Ferkin of Caldwell

Pioneering new product hits the UK market

Caldwell UK is launching a pioneering new product – in Q4 2016 – to the commercial window market that combines engineering and technology spanning two continents. Caldwell, which has its headquart


Caldwell MD David Walker and CEO Eric Mertz

‘We’re on an exciting journey’ says new MD of hardware giants

The new Managing Director of a global hardware giant has told staff and colleagues that he is delighted to be in his new role and that the company is on an exciting journey. David Walker took over as


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