Cavity Closers


Prefabricated cavity closers

Supply only

We supply cavity closers, (also known as window formers and frame formers) to suit all makes and types of doors and windows suitable for brick and block, timber frame, Metsec or any other build type. We offer a bespoke service designed to meet unique specifications from architect design to site approval with samples supplied.

Cavity closers can be manufactured as 2, 3 or 4 sided frames supplied with or without vented heads, as circles, arches, ovals, mosque or as T or P shaped flags.


Profiles can be supplied in 6m or cut lengths. All profiles are BBA certified and meet part L of building regs. We offer a wide range of profiles from some of the country's leading extrusion houses.


Cavity Closers