JOIN TODAY WITH MEMBERSHIPS FROM AS LITTLE AS £100 PER YEAR.


WWW.NAADUK.CO.UK 01404 891 539


THE ASSOCIATION PEOPLE TRUST


NAADUK’s certification of members, cutting- edge guidance, broad partnerships, proactive


and industry


leadership make it the trusted authority for ventilation hygiene in the UK. Companies and clients rely on NAADUK to ensure competence, safety, and up-to-date standards in air-duct cleaning and ventilation maintenance. Regular industry forums and shared best practices reflect


NAADUK’s


member-driven spirit of collective improvement.


NAADUK has produced industry -leading


technical guidance,


including NAAD-21: Air & Grease developed in collaboration with experts,


sets


and related associations which


Building on this,


institutions, the


benchmark for the ventilation hygiene sector.


NAAD-


22: Fire Dampers is the UK’s leading guidance on the design, installation, maintenance,


and


testing of fire dampers. This


comprehensive


standard provides clear, practical advice to ensure dampers perform when they’re needed most— protecting lives and ensuring compliance


with the latest fire safety legislation.


Join NAADUK in setting the


standard for


ventilation hygiene and fire safety. Whether you’re a contractor, building manager, or duty holder,


our guidance and member network provide the assurance of compliance, competence, and best practice.


Partner with the UK’s trusted authority.


NAAD-21: AIR & GREASE 2025


The National Association for Air Duct Specialists (NAADUK) has launched the updated NAAD-21: Air & Grease (Version 2 – 2025), the industry’s go- to guidance for ventilation maintenance,


grease management, and duct hygiene.


The new version strengthens inspection


protocols, introduces specialist guidance


on phenolic ductwork, improves standards for duct access, and promotes digital record- keeping and sustainable cleaning practices. Developed with industry experts, the document provides a practical framework for contractors, facilities managers, and building owners to achieve safer, cleaner, and more efficient ventilation systems.


Best of all, NAAD-21 (2025) is available free to download from the NAADUK website, ensuring that everyone in the sector has access to consistent, up-to- date best practice.


As an association, we pride ourselves on offering expertise and guidance without attachments for the benefit of the industry.


FRee download. For everyone.


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