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Platinum Cavity Closer Uni 100mm - 150mm ZZCC100150

£19.08 £15.90


Cavity Closer is the go-to solution for sealing cavities around openings in masonry, timber, and steel frame wall constructions, simplifying compliance with Building Regulations, or for cavities of unknown widths. Its cut-to-size indicators ensure effortless customisation.


Product Information & Usage

Cavity Closer is a simple and effective way for closing cavities around openings in masonry cavities, timber frames, and steel frame system wall constructions. Whether for new builds or refurbishments, this product guarantees compliance with Building Regulations, even when dealing with unknown cavity widths. The Cavity Closer features simple cut-to-size indicators, making it easy to tailor to your specific requirements. Once installed, it functions as an effective damp-proof course (DPC) and thermal barrier, ensuring optimal insulation and preventing heat loss between the frame, inner, and outer walls.


  • Installing is made easy with clearly marked indicators that assist in cutting to the correct size.
  • Provides an effective DPC and thermal barrier between the frame, inner & outer wall 
  • High compressive strength
  • Highly resistant to water absorption
  • Able to resist repeated freeze/thaw cycles
  • Structurally stable in the long term
  • Can be used on timber frame constructions
Cavity Width 100mm - 150mm
Length 2.4m
Thermal Conductivity 0.031 W/mK


More Information
Manufacturer Part NumberZZCC100150

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