Legionella Risk Assessment
Simple Legionella Compliance
Clear, practical legionella risk assessments carried out by experienced local assessors.
Book an Engineer →Your Local Plumber in Cardiff
At NJ Harkus, we are local assessors providing professional legionella risk assessments across Cardiff for rental and commercial properties.
Gas Safe Registered (518700)
NJ Harkus is Gas Safe registered (518700), City & Guilds qualified and CIPHE members, with full public liability insurance for all plumbing, heating and gas work.
Highly Recommended & Reviewed
Our compliance services are trusted across Cardiff and backed by over 1,000 five-star Google reviews.
Legionella Risk Assessment Services
Clear Assessments, Practical Advice
Landlords and businesses have a legal duty to assess and manage the risk of legionella bacteria within their properties.
At NJ Harkus, we provide professional legionella risk assessments across Cardiff, helping property owners meet their responsibilities clearly and confidently.
Our assessments focus on identifying potential risk areas within water systems, including storage tanks, pipework, outlets, and usage patterns. Once completed, we provide a clear written report outlining any identified risks and the practical steps to manage or reduce them.
A legionella risk assessment typically includes:
- Review of the property’s water systems
- Identification of potential risk factors
- Assessment of water storage and distribution
- Temperature checks where applicable
- Clear documentation and guidance
Our aim is to provide straightforward, actionable advice rather than unnecessary complications.
Book A Legionella Risk Assessment
Legionella Risk Assessments Across Cardiff & The Surrounding Areas
We carry out legionella risk assessments across Cardiff and surrounding areas, including Penarth, Barry, Dinas Powys, Radyr, Roath, Pontcanna and Llandaff. We regularly work with landlords, letting agents, and businesses throughout the area. If you are unsure whether we cover your location, please contact us to confirm availability.
Business Hours
24 Hours, 7 Days A Week
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We Are Highly Recommended in Cardiff & The Surrounding Areas
Frequently Asked Questions
Our Legionella Assessment FAQs
Is a legionella risk assessment a legal requirement?
Yes, landlords and businesses have a legal duty to assess and control legionella risks.
Will I receive written documentation?
Yes, a clear written report is provided following the assessment.
How long does a legionella risk assessment take?
Most assessments take between 30 and 60 minutes, depending on the property.
How often should a legionella assessment be carried out?
Assessments should be reviewed regularly and updated if circumstances change.
