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

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.
Read moreContact Caldwell.
Latest news

When it comes to sash window hardware, quality is king
Sash windows are booming. They’ve obviously been a familiar feature on Britain’s streets for hundreds of years. But after a long period of decline, when uPVC casements came to dominate the middle
Read More...Caldwell’s 131st birthday present – an NFA nomination
As if marking an amazing 131 years in business wasn’t enough, hardware experts Caldwell have more cause for celebration – the veteran firm has been named a finalist at 2019’s National Fenestrati
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