BS EN 12220:1998 Ventilation for buildings - ductwork - dimensions of circular flanges for general ventilation
Publication Year
1998
Document Status
Current
ISBN
0580296741
Publisher Information
British Standards Institution
With over 100 years of experience the British Standards Institute is recognised as the UK’s National standards body. Their committees work with the manufacturing and service industries, government, businesses and consumers to facilitate the production of British, European and International standards.
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