Document Status
Current
Supplement
Core Supplement
Series
Guidance Note
Abstract
Defines combustibility and related fire protection terms used in specification. Clarifies how combustibility differs from reaction-to-fire and highlights common misunderstandings that affect compliance decisions.
History
Issue 4: June 2024.
Supersedes Issue 3: March 2022.
Subjects
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Coverings and surface finishes
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Materials
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Fire
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Surface finishes
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Wood preservatives
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Special subject areas
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Fire protection
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Timber/joinery
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Fire certification
Publisher History
The Wood Protection Association (WPA) is a not-for-profit timber trade organisation. The WPA champions and provides advice on industrial wood treatment technologies that enhance the performance of softwood products. Covering: preservative treatments, wood modification and factory applied flame retardant treatments.
Information
NBS
NBS has produced specification systems and information products for construction industry professionals for more than 40 years. The National Building Specification is the recognised UK national standard and is used by over 5,000 organisations. NBS is part of RIBA Enterprises Ltd.
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