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What is ACOP L8? Legionella Control

Updated: Mar 24, 2022

ACOP L8 relates to an approved code of practice published by the Health and Safety Executive that offers guidance to building owners and employers as to their responsibilities in relation to the control of Legionella. In undertaking activity involving water storage or environments where water droplets (aerosol) could be inhaled, the guidance within ACOP L8 is designed to eliminate the exposure of this potentially fatal bacteria. Since the first guidance was introduced in the 1990’s, ACOP L8 (and its predecessors) has been an essential guide to minimising risk and achieving compliance with the law.

What Is Legionnaires Disease?

Legionnaires disease is a potentially fatal form of pneumonia that is caused by exposure to legionella bacteria. Legionnaires disease is the most harmful form of disease classed under the collective term Legionellosis, which relates to any illness related to legionella. Legionnaires Disease can effect any individual, however those who are most susceptible include smokers, people of older age, heavy drinkers, diabetics, people suffering with respiratory, kidney, lung and heart disease and anyone with an impaired immune system. The disease is caught through inhaling small droplets (aerosol) originating from a contaminated water source.

What Are The Symptoms Of Legionnaires Disease?

  • Chills

  • Frequent coughing

  • Muscle pain

  • Headaches

  • Pneumonia

  • Diarrhoea

  • Mental confusion

  • A rise in temperature

  • Fever


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