Fire Rated Cavity Barriers

Cavity closers are used to prevent external water vapour and damp from entering the cavity wall.

Fire rated cavity barriers.

To provide thermal insulation and prevent cold bridging to provide a dpc at external doors window jambs or sills. It is designed to replace more traditional cavity barriers such as mineral wool cavity barriers or cavity socks or timber battens which are prone to poor installation which can render them ineffective in a fire situation. The material provides compartmentation. Throughout the life of the building the.

60 minute fire rated cavity closer. Fire cavity barriers fire stops create separation within concealed spaces which prevents fire from spreading from one area of a building to another. Tenmat cavity fire barrier on a roll is a fire rated solution for timber frame and masonry cavities. Fire rated cavity barriers maintaining cavity line integrity performance horizontal and vertical sealed spaces often need to incorporate compartments also called cavity barriers.

Cavity closers are also used to seal cavities but unlike cavity barriers cavity closers typically consist of proprietary insulated closer or trim which is not fire resistant. Cavity barriers are pieces of fire stopping material. They are fitted within the cavity of a building at each floor horizontally and party wall in a verticle position. Fire rated barriers for eliminating damp and cold bridging around doors windows and sills.

This means that both the flames and heat cannot be transferred to other compartmental areas. These are used to slow the spread of heat smoke and fire. To close the cavity at external doors window jambs and sills. 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 spread of smoke and flames.