Withdrawn, Document not available for download
Mechanical & Electrical Supplement
Ductwork Specification
Intended to highlight and clarify aspects of fire and smoke barrier/ damper installation, including the responsibilities of all parties involved in the overall sequence from system specification through to a compliant installation. Emphasises the need for all parties to work as a team by recognising not only their individual responsibilities but also those of other parties.
Rebranded to BESA 2013.
Now known as Building and Engineering Services Association. The Heating and Ventilating Contractors' Association represented those responsible for the design, installation, commissioning and maintenance of heating, ventilating, air conditioning and refrigeration products and equipment. HVCA changed name to the Building and Engineering Services Association (B&ES) on Thursday 1 March 2012.
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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