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Dacatie products are designed for installation in buildings with a traditional cavity wall construction. Principally this covers all domestic sectors, but commercial and public sectors will also use insulated cavity closers when it is necessary to close reveals around windows and doors.

Dacatie is the original and best cavity closer brand – we manufacture a comprehensive range of cavity closers, cavity stops, cavity socks and DPCs for any type of residential or commercial building application which requires cavity wall construction.

The range has been consistently expanded and enhanced over the years to respond to the changing requirements of modern construction. Products includes a fire integrity range ensuring 30 or 60 minute compliance as required and we also have a range of products which help to ensure that windows are built to size by using frame formers.

Related Products

Cavity Closers


Dacatie offers the widest range of insulated cavity closers in the UK. From the versatile and economic Supafix cavity closer to the architects choice of the mineral wool insulated fire rated cavity closer. Why are Insulated Cavity Closers important for you to consider? Well if a cavity is not correctly closed around a reveal water ingress can occur, which (read more...)


DPC's - DPC's are manufactured from solid polyethylene which conforms with BS6515. Both sides of the DPC have a gripgrid surface to promote adhesion and unity with the mortar. It is tough, flexible and suitable for use as a general purpose roll damp-proof course. Socks - Designed to prevent fire penetration, aid reduction of sound transmission and help maintain the thermal inte (read more...)


Cavity fire barriers Fire Cavity Barriers & Fire Stops create separation within concealed spaces, which prevents fire from spreading from one area of a building to another. Building regulation requirements necessitate that concealed spaces and cavities in the structure or fabric of a building, are sealed or sub-divided using cavity barriers to restrict the hidden spr (read more...)

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