Welcome to Subframes UK Ltd

Subrames uk are suppliers and manufacturer of cavity closures, also known as frame formers and subframes.

To meet the demand for easy to use fully welded cavity closures, brickwork formers and window installation systems for the building industry Subframes uk ltd the biggest independent cavity closure manufacturer in the country, is here to help.

All our frames are fully welded and we are able to close any cavity from 50mm – 300mm using a variety of profiles, most of which are kept in stock. As well as the standard three sided former, we manufacture fire rated closures, bull’s eyes, arched, church, and combination frames with or without vented heads.

We have a cavity closure to cover any build type and to suit any window system. All profiles have current BBA certificates, and are manufactured to the highest standard in our Tibshelf factory and delivered nationally.

Subframes UK Cavity Closers Subframes UK Cavity Closers Subframes UK Cavity Closers Subframes UK Cavity Closers
Subframes UK Cavity Closers

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