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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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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How do I read a Quelfire tested detail?
Stick with us, and we’ll walk you through our tested detail, QB-FW100-D-02, and explain what each section means and what to watch 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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Does flexible wall evidence apply to whitewall panels?
The simple answer is no: fire test evidence for service penetrations through standard symmetrical plasterboard walls cannot automatically be used...
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Can standard flexible wall evidence be used for shaftwalls?
The short answer is no. Service penetration test evidence obtained from a standard symmetrical plasterboard wall system cannot be transferred to an asymmetrical shaftwall...
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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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How are firestopping systems tested?
Fire testing products is not just a regulatory requirement; it’s a life-saving measure. By fire testing products, you get that vital evidence to demonstrate how they will perform in the...
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Does a tested detail for a higher fire rating also cover a lower rating?
In short, a tested detail for a higher fire rating also covers a lower one. Firstly, it is crucial to understand the difference between integrity and insulation fire ratings. While both aim...