Archived
Core Supplement
Technical Memoranda
Provides guidance on methods to be used when obtaining microbial samples from the air in occupied spaces and from the inside surfaces of ducts. Also indicates the levels of microbial contamination which are likely to be found on uncleaned and cleaned duct surfaces. Draws on a body of expert opinion to assist building managers in interpreting the results of sampling.
The Chartered Institution of Building Services Engineers received its Royal Charter in 1976. They promote careers of building services engineers by accrediting courses of study in further and higher education, and by approving work based training programmes. Their publications include technical guidance and codes which set the criteria for best practice in the profession.
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.
We connect trusted knowledge to customers' workflows – mitigating risk, increasing efficiency and accelerating innovation For more than 60 years, leading R&D and engineering-intensive organizations have relied on us to achieve on-time, on-budget delivery of complex projects and new products. We deliver an unparalleled combination of technical content and Artificial Intelligence (AI) technologies to surface answers from the vast universe of technical knowledge, both inside and outside the organization. In a single interface, we connect the dots between information scattered across many different sources, allowing technical professionals to make better, more informed decisions faster.