|Document ID (ISN)||60381|
|Convention or series no.
Health and Safety Executive
||An introduction to local exhaust ventilation
||HMSO Books, P.O. Box 276, London SW8 5DT, United Kingdom, Rev.ed., 1993. iii, 21p. Illus. 19 ref. Price: GBP 4.50.
||This revised guidance note (see CIS 88-952 for previous edition) describes the important features of good local exhaust ventilation (LEV) systems in order to assess their effectiveness and performance. It is stressed that all means of controlling contamination should be considered before a local exhaust system is designed, so that the most effective degree of control can be achieved. Contents: the generation of airborne contamination; assessing the hazard; inlets to LEV systems; partial enclosures; hoods; ductwork; airflow distribution and balancing; air cleaners; fans and air movers; discharge to the atmosphere; commissioning and maintenance; examination and testing of LEV systems; legal requirements.
||airborne dust; local exhaust; exhaust ventilation; toxic gases; mists; United Kingdom
||exhaust hoods; safety guides; dangerous substances; location of air inlet; evaluation of equipment; fans; ducts; maintenance; suppression of airborne dust; exhaust devices; ventilation systems; exposure evaluation; legislation; equipment testing; directive; air purification
||F - Information notes, codes of practice, standards
|Country / State or Province||United Kingdom|
||Heating, ventilation and climate
|Broad subject area(s)