Go to the online shop, Technical and Safety department, to buy the Ventilation Hygiene Toolkit, comprising a selection of unmissable guides (including also CIBSE microbiological and BSRIA FM Specification) and documentation for the professional duct cleaner
North American Insulation Manufacturers Association: proactive in discussing insulated, fibre glass/mineral fibre constructed ductwork and cleaning issues
UK Chartered Institute of Building Services Engineers (CIBSE)
CIBSE publishes TM 26 'Hygienic Maintenance of Office Ventilation Ductwork', which deals in particular with microbiological issues (testing methds and benchmarks)
HAS specialises in manufacturing 'commodity' ductwork, especially circular, and a wide range of duct ancillaries such as access panels, flexible ducting etc
The largest group company, HDL manufactures and installs ductwork, on projects ranging from Heathrow Terminal 5 through to the 'Gherkin' tower in the City of London.
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