Commerical Legionella Risk Assessments

Legionella Risk Assessments.

Call us today for a free quotation on your commercial legionella risk assessment.

Thompson Services carries out commercial legionella risk assessments throughout South Wales, we can carry out assessments on....


  • Care homes
  • Schools
  • Office Blocks
  • Industrial Units


Please contact us for a quotation on carring a commerical unit, as prices vary depending on size premises and type of hot water system installed.


Email -

Office - 02922 218411


Brief description of what happens on a legionella risk assessment


A legionella risk assesor will attend site and carry out a survey this will include the following...


  • Trace all pipework configurations and water sources
  • Identification and inspection of all site assets
  • Water Temperatures taken across the whole site
  • System materials checked to ensure compliance with WRAS (The latest water fitting regs)
  • Control scheme recommendation against identified risks
  • Photography of all identified risks
  • Detailed description of all risks and recommendations and how to overcome them



Upon completion of your legionella risk assessment the document is typed up and issued electronically and a copy posted out to the site address, this will include:


  • Certification of Risk Assessment 
  • Recommendation summary outlining risk areas/appliances
  • Summary of findings and recommendations for review
  • Overall Risk rating with our unique scoring system
  • ​Asset reports for future monitoring of the entire system
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Thompson Services Heating, Plumbing and Bathroom's 21 Miskin Street, Cathays, Cardiff, CF24 4AQ