Cavity Fire Stop CCFS

CCFS

A full fill cavity barrier that can be used horizontally and vertically.

PFC Corofil Cavity Fire Stop full fill cavity barrier is a stone wool product installed between the facade and the inner structure of a building to reinstate the fire resistance performance of the cavity.

Tested to EN1366-4 and EN1363-1 TR031, Cavity Fire Stop will provide up to 120 minutes fire integrity and insulation performance.

This is a bespoke product which is supplied cut to size to suit the required cavity width and is available as plain stone wool, foil encapsulated, or with an integral DPC (damp proof course). Cavity Fire Stop is suitable for cavity widths up to 600mm.

When ordering please let our sales team know the following information:

  • Size of cavity
  • Fire rating required
  • Quantity required in linear metres
  • Specify if you require the product to be plain, foil faced or with an integral DPC

Where should you use Cavity Fire Stop CCFS?

The PFC Corofil Cavity Fire Stop is a cavity barrier that can be used at the junction of compartment floors, compartments/party walls and around openings. It has an A1-rated reaction to fire. These Corofil cavity fire stops can be used in conjunction with the PFC Corofil open state barriers. The Cavity Fire Stop has been designed and tested to be installed within building cavities between the facade and the inner structure.

It can be installed against SFS with a calcium silicate fibre cement board and masonry substrates in both horizontal and vertical orientations. The product can also be installed in a masonry support system* in cavities up to 450mm wide.

View/Download datasheet(s):

View/Download safety datasheet:

Key points:

* Please refer to technical data sheet for the masonry support system specification

Intended Use:

PFC Corofil Cavity Fire Stop has been designed and tested to be installed within building cavities between the façade and the inner structure. It can be installed against SFS with a calcium silicate fibre cement board and masonry substrates in both horizontal and vertical orientations. PFC Corofil Cavity Fire Stop can be installed in a masonry support system* in cavities up to 450mm wide. PFC Corofil Cavity Fire Stop is suitable for cavity widths up to 600mm.

This data sheet shows the only applications the product has been tested in. Please ensure the product has been tested in and is suitable for your application (see PFC Corofil terms and conditions 13.1.1).

* Please see substrates on page 5 for the masonry support system specification

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