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Pre-Formed Cavity Closers - 150mm Cavity

Pre-Formed Cavity Closers - 150mm Cavity

Regular price £28.97 GBP
Regular price Sale price £28.97 GBP
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Structural Opening Width
Structural Opening Height

Pre-formed cavity closer's are a great way to increase efficiency and reduce errors on site.

  • Former system with the confidence of quality backed by the BBA certification.
  • We offer the Frame Former system 50mm to 300mm, with the option of check reveal.
  • Cavity closer's can be manufactured as 2, 3 or 4 sided frames or as a combination T or P shaped flags - contact us for more details
  • Quotations within 48 hours – Take off's from drawings may take longer. 


Orders below £1400 are subject to a carriage charge.

Frames will be delivered pre-formed

  • Pre-Formed Cavity Closers are made to order and are non-returnable.
  • Other sizes available please email with plans or window schedule. 




Sit the Frame Former into the cavity at sill level


Ensure the frame is plumb and square


Hold the Frame Former in place with a batten/plank


Brick/block up to the top of the closer using it as a brick-work guide, continue to check for level


Brick ties to be fitted at 250mm centres staggered front and back.

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