Is there really a 40mm deflection head requirement?
The construction industry often cites the 40mm rule when discussing deflection heads because it appears in Approved Document B (ADB). However...
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What is Quelfire’s role in early engagement in firestopping?
As a manufacturer and supplier of tested firestop systems, Quelfire supports design teams during the early engagement process to identify appropriate tested details...
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Should you use a fire collar on a hollow core slab?
The short answer is no. Although a hollow core concrete slab might seem similar to a traditional reinforced concrete floor, it's important to note...
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What is Regulation 38 and who is responsible for it?
As part of building regulations, Regulation 38 ensures that all the correct fire safety information reaches those responsible for the occupied building...
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How do you seal around fire-rated ductwork?
Sealing around fire-rated ductwork requires early collaboration between key stakeholders to make sure the correct firestopping system is selected...
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How do you seal around fire-rated dampers?
Fire-rated dampers are an important passive fire protection measure for preventing the spread of fire and smoke through ventilation ductwork. With different types for...
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What is required for partial penetration firestopping?
The phrase ‘partial penetration’ refers to an area where services penetrate only one side of the wall or the supporting construction and do not extend completely through...
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What is busbar firestopping and why is it important?
Busbars, like all service penetrations, must be suitably firestopped to ensure effective compartmentation and building safety during a fire...
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What are raised access floors, and how are they firestopped?
Raised access floors are elevated structural floor systems built above a solid substrate – most likely concrete – that create a void for hiding mechanical and electrical (M&E) services...
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How should steel beams and purlins be firestopped, and what are the challenges?
The scenario. Protected and unprotected steel beams and purlins often penetrate fire-rated compartment walls, creating gaps that...
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Why is early collaboration key for lift door sealing?
Effective compartmentation is achieved when all joints or imperfections of fit are suitably sealed using the correct sealing system. Often, due to preferred construction tolerances or coordination issues, a gap...
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How do I choose the correct firestopping system?
Selecting the appropriate firestopping system requires careful consideration beyond traditional installation methods. It needs the precision and dedication of those involved in the...