The aim of the group

To represent and promote the UK air distribution industry. The membership can be relied upon to provide impartial guidance.

Summary of standards for Air Distribution

BS 5925: 1991 Code of practice for ventilation principles and designing for natural ventilation

BS EN 1751: 2014 Ventilation for buildings -air terminal devices- aerodynamic testing of dampers and valves part1 aerodynamic testing

BS EN 12238: 2001 Ventilation for buildings -air terminal devices- aerodynamic testing and rating for mixed flow application

BS EN 12239: 2001 Ventilation for buildings -air terminal devices- aerodynamic testing and rating for displacement flow application

BS EN 12589: 2001 Ventilation for buildings -air terminal devices- aerodynamic testing and rating of constant and variable rate terminal units

BS EN 12599: 2012 Ventilation for buildings test procedures and measuring methods for handing over installed ventilation and air conditioning systems

BS EN 12792: 2003 Ventilation for buildings symbols terminology and graphical symbols

BS EN 13030: 2001 Ventilation for buildings -terminals - performance testing of louvres subjected to simulated rain

BS EN 13181: 2001 Ventilation for buildings -terminals - performance testing of louvres subjected to simulated sand

BS EN 13182: 2002 Ventilation for buildings- instrumentation requirements for air velocity measurements in ventilated spaces

BS EN 13264: 2001 Ventilation for buildings -floor mounted air terminal devices- tests structural classification

BS EN 14277: 2006 Ventilation for buildings -air terminal devices- methods of airflow measurement by calibrated sensors in or close to ATD/plenum

BS EN 15726: 2011 Ventilation for buildings-air diffusion-measurement in the occupied zone of air-conditioned /ventilated rooms to evaluate thermal and acoustic conditions

BS EN 16211: 2015 Ventilation for buildings measurement of air flows on site

BS EN 16445: 2013 Ventilation for buildings -air diffusion- aerodynamic testing and rating for mixed flow application; non-isothermal procedure for cold jet

BS EN ISO 7235: 2009 Acoustics, laboratory measurement procedures for ducted silencers and air terminal units, insertion loss, flow noise and total pressure loss

BS EN ISO 7730: 2005 Ergonomics of the thermal environment - analytical determination and interpretation of thermal comfort using calculation of PMV and PPD indices and local thermal comfort criteria

BS EN ISO 5135: 1999 Determination of sound power levels of noise from air-terminal units, dampers and valves by measurement in a reverberant room

PD CR 1752: 1999 Ventilation for buildings design criteria for the indoor environment

PD CEN/TS 17153: 2018 Ventilation for buildings correction of air flow rate according to ambient conditions