Keeping the Builder Building

Home Window Formers

Pre-formed & insulated cavity closer

We offer bespoke pre-formed, insulated Cavity Closers and fire-retardant Cavity Closers prepared to your exact requirements.

  • Individual design service, just tell us the size of the windows you’ve ordered and we’ll work out the closer sizes
  • Closers supplied ready to fit into cavity
  • On-site technical assistance
  • Free scheduling and delivery service
  • 40 minutes fire retardant option
  • 100mm window formers can be constructed in 48 hours from signoff and delivered direct to your site.

To discuss your requirements, or for further information on how we can help you…call 0118 9873344 OR email

Have you taken advantage of our free ProjectPack service yet?

ProjectPack takes the stress and excess time out of your project, giving you the time to put your attention to other things.

Time saved = Money saved