Current
Core Supplement
Advice Note
Technical guidance on the specification and application of breather membranes for cavity facing structural timber wall panels forming the vertical structural and insulated envelope of a building; including stud sheathed framing, SIPs and laminated timber panelled walls.
March 2019 edition.
The Structural Timber Association (STAS) was previously known as UK Timber Frame Association (UKTFA). They provide technical research and quality standard assessment to member companies across the construction supply chain.
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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