What is a firestop collar?
What is a firestop collar?
Fire-Rated Collars Firestop Collars contain an intumescent strip of firestopping material which will expand and char if it hits an elevated temperature due to fire. When the plastic pipe melts away, the fire collar will fill the void and block smoke and flame from passing through the penetration.
What are pipe collars used for?
Pipe collars are used in these situations to stop the spread of fire. They are fitted around the pipe and on exposure to heat from a fire they rapidly expand inwards to squeeze the collapsing plastic pipe until the aperture is completely sealed.
Do metal pipes need fire collars?
Metal Pipes – Standard fire collars are usually not suitable for fire sealing metal pipes. The intumescent will not be able to crush a metal pipe in the same way it can a plastic pipe. You are likely to need a more specialist collar like our Pacifyre® EFC Endless Fire Collar or a pipe wrap or sleeve.
How does a pipe fire collar work?
Both intumescent pipe collars (or fire collars) and intumescent pipe wraps work on the same principle; in the event of a fire, when exposed to heat, the intumescent material expands crushing the plastic pipe as it softens and plugs the hole.
Where are fire collars required?
A fire collar is a type of fire resistant fitting that maintains the integrity and fire insulating rating of a building element which has been penetrated by building services. This might be required, for example, when walls or floors are penetrated by cables, ducts, pipework, and so on.
What is a pipe collar?
Leaking Vent Pipe Collars. These are the collars around the plumbing pipes that protrude through your roofs surface. Plumbing vent pipe collars consist of a metal base which is usually made out of aluminum and a rubber boot that is integrated into the top of the collar.
What is an intumescent collar?
Intumescent Collar for Pipes and Other Services. A hinged, two-part metal pipe collar lined with intumescent material which expands in a fire. An intumescent collar is either fitted or rebated into ceilings, floors or walls where services pass through.
Where is firestop required?
Where is firestopping required? Through Penetrations: Breaches in both sides of a floor, floor-ceiling or wall assembly to accommodate an item passing through the breaches.
Can anyone do fire stopping?
It is not required by law for firestopping products to be installed by contractors with third party certification. However, having acquired third party accreditation means that the contractor has gone through an audit and their staff has received relevant training.
How long does pipe collar last?
Plastic pipe collars are the cheapest for the roofer (weather he passes the savings to the homeowner is uncertain), thus are the most common collar used around pipe penetrations on shingle roofs. A properly installed plastic pipe collar can last 10-15 years.