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.
Double fire door intumescent strips.
Certain variations of intumescent strips include smoke seals as part of their makeup.
A regular fire and smoke seal will be fitted to a fire door.
For fire doors it is 3mm 1mm for the gap each side and the top of the door also fitted with smoke seals if cold smoke control is required.
Available in different timbers and sizes our fire door linings and intumescent strips offer great value for money and are available for delivery throughout.
Intumescent strips are materials which when subjected to heat swell up and close the gaps between door and frame.
Standard intumescent strip and smoke seal.
The door stop so that the fire door closes onto the seals.
These intumescent strips are ideal for new build and retrofit applications.
The threshold gap of 8mm or less is usually accepted however if cold smoke control is required then it must be 3mm 1mm providing it doesn t catch on the floor otherwise cold smoke seals should be.
Smoke seals and intumescent strips can indeed work well together.
They are suitable for rebates in timber door leafs or frames in single and double action single or double doors.
The intumescent seals are fitted to the top and sides of a door and in the event of a fire the intumescent material inside will expand and seal the gaps between the door and frame.
Intumescent fire and smoke seals for fire door assemblies.
To comply with fire regulations all firedoors must be fitted with an appropriate lining and intumescent strip.
Can be surface mounted as soon as the temperature in the vicinity of the strips exceeds 200 c usually about 10 15 minutes after the start of a fire the seal swells and seals the gaps between door and.
Intumescent filling materials are useful for filling holes voids etc where pipework has been run through wall or.
Intumescent fire door seals should be fitted to the stiles and head of a fire resisting doorset.
The best way to ensure you have a seal at all times is to install intumescent strips with fire and smoke seals on fire doors.
Fire door seals or fire and smoke seals.
Door frames fd30 and fd60 internal fire door linings intumescent strips.
A door bottom intumescent fire and hot smoke seal that is designed to salvage non compliant fire doors where clearances exceed 10mm under fire doors.
This will prevent both fire and smoke from seeping through the sides or bottom of the door.
An intumescent graphite based fire seal contained within a pvc sleeve for fitting into a rebate to either the leaves or the frame of a door.
