Fire terms and testing
Have you ever heard some fire terms and wondered what they mean? This guide will help you understand some of the correct terminology and relevant fire test methods.
Fire ratings
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Fire resistance – attention to detail
By Paul Bano-Chapman – 1 February 2008, Build 104, Feature article
The installation of fire-rated systems is a complicated process where attention to detail is important. Compromises can ultimately affect life safety.
Putting fire resistance to the test
By Greg Baker – 1 October 2014, Build 144, Feature article
BRANZ has upgraded and extended its fire testing capabilities, carrying out valuable work to ensure that passive fire products meet standards for saving lives and protecting property.
Boundary wall fire resistance rating
By John Grant – 1 October 2020, Build 180
Controlling fire spread between residential buildings and outbuildings is important for protecting life and property. We recap the requirements and look at an area of confusion – fire rating of windows and doors in walls close to a boundary.
Letters
1 December 2015, Build 151
C/VM2 update
By Dr Colleen Wade – 1 October 2014, Build 144, Feature article
Some new fire ratings, the introduction of optional deemed-to-comply surface finishes and design clarifications are among recent changes to the Verification Method for fire safety design.
Fire spread from lower roofs
By Kevin Frank – 1 April 2018, Build 165, Feature article
It’s important with higher-density housing in urban areas to ensure fire doesn’t spread from a lower roof to an adjacent, taller wall. BRANZ fire researchers are delving into the validity of the current 9 to 5 rule.
Surface flame spread
By Greg Baker – 1 June 2018, Build 166, Feature article
Research is under way at BRANZ to improve knowledge and management of surface flame spread. This fundamentally important aspect of fire science is often critical to the ultimate outcome of a fire in a building.
External fire spread between buildings
By Ed Soja – 1 February 2017, Build 158
The Building Code’s Acceptable Solutions for fire safety has been revised to include the addition of a notional boundary between two buildings on the same site.
Penetrations in fire-rated plasterboard
By Hans Gerlich – 1 April 2012, Build 129
Building services often pass through gypsum plasterboard-lined walls or floor/ceiling assemblies. Current poor practices in the design and construction of these are reducing the fire safety of some buildings.
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Issues (13)
- Build 191 : 1 August 2022 (1)
- Build 180 : 1 October 2020 (1)
- Build 166 : 1 June 2018 (1)
- Build 165 : 1 April 2018 (1)
- Build 160 : 1 June 2017 (1)
- Build 158 : 1 February 2017 (1)
- Build 151 : 1 December 2015 (1)
- Build 150 : 1 October 2015 (1)
- Build 144 : 1 October 2014 (3)
- Build 129 : 1 April 2012 (1)
- Build 104 : 1 February 2008 (1)
