Fire Door Intumescent Strip Regulations

Intumescent fire door seals should be fitted to the stiles and head of a fire resisting doorset.

Fire door intumescent strip regulations.

When existing doors are not fitted with intumescent strips but do have 25mm door stops the requirement is only for smoke seals to be fitted. Can be surface mounted as soon as the temperature in the vicinity of the strips exceeds 200 c. Fire door seals or fire and smoke seals. In the event of a fire the intumescent strips ensure a door retains fire resisting properties and holds back the blaze while occupiers escape.

Intumescent strips or fire door strips are fitted to the door and when exposed to extreme heat expand to close any edges or gaps that may leave the fire door vulnerable to fire and smoke spread intumescent door strips are usually designed to provide up to 30 or 60 minutes fire resistance and help to contain the fire in one area and prevent it spreading. Intumescent fire door seals remain dormant under normal conditions but expand greatly in the heat of a fire to close the gap between the door and its frame. Fire door regulations darren taylor 2017 10 15t18 10 52 00 00. A further type of intumescent material available in different grades acts in all directions and generates some pressure.

Check your door s certification look for british standard bs parts 22 and 31 or bs en 1154. The front door of every individual flat needs to be a tested and certified fire door. They should be fitted with the appropriate intumescent strips smoke seals and a self closing mechanism. Independently as detailed above.

The minimum requirement is for an fd30 door to be fitted providing 30 minutes fire resistance. Do get accredited professionals to install your fire doors. However certifiers of fire doors such as bwf and bm trada have over time ceased to certify fire doors to a fd20 stan dard. I am stuck with where to route for 10mm wide intumescent strip if i route in the middle of the door 3 fire door hinges will pass over the strip which could cause smoke to pass through.

The following is information on the type or size of intumescent fire door seal that should be used. I need to hang a fire door and it needs to comply with latest fire regulations. Fire door seals activate at temperatures that are above human survival levels.