Fire Rated Cavity Barriers

To provide thermal insulation and prevent cold bridging to provide a dpc at external doors window jambs or sills.

Fire rated cavity barriers.

To close the cavity at external doors window jambs and sills. They are fitted within the cavity of a building at each floor horizontally and party wall in a verticle position. Throughout the life of the building the. This means that both the flames and heat cannot be transferred to other compartmental areas.

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. These are used to slow the spread of heat smoke and fire. Fire rated cavity barriers maintaining cavity line integrity performance horizontal and vertical sealed spaces often need to incorporate compartments also called cavity barriers. Fire cavity barriers fire stops create separation within concealed spaces which prevents fire from spreading from one area of a building to another.

Cavity closers are used to prevent external water vapour and damp from entering the cavity wall. Fire rated barriers for eliminating damp and cold bridging around doors windows and sills. 60 minute fire rated cavity closer. 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.

Cavity barriers are pieces of fire stopping material. The material provides compartmentation. Tenmat cavity fire barrier on a roll is a fire rated solution for timber frame and masonry cavities. 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.