Water Hygiene & Legionella Control in North Wales
One contract and one helpdesk for water hygiene and legionella control across North Wales, covering Wrexham, Bangor, Llandudno, Rhyl and the surrounding towns.

What is water hygiene and legionella control?
Water hygiene is the control of Legionella and other bacteria in a building's hot and cold water systems. It starts with a Legionella risk assessment, followed by a written scheme of monthly temperature checks, flushing of little-used outlets and periodic cleaning.
What is included in North Wales?
- Monthly sentinel tap temperature monitoring
- Logbook kept up to date for inspections
- TMV servicing and shower head descaling
- Weekly flushing of little-used outlets
- Tank inspections, cleaning and disinfection
Rules that apply in Wales
The HSE Approved Code of Practice L8 and HSG274 set out how duty holders must assess and control Legionella risk. Hot water should be stored at 60°C and distributed at 50°C or above, with cold water below 20°C. In Wales, fire safety in workplaces is covered by the Regulatory Reform (Fire Safety) Order 2005, and the Workplace Recycling regulations have required businesses to separate recyclable waste since 6 April 2024.
Water Hygiene & Legionella Control prices in North Wales
| Example site (North Wales) | Guide price per month |
|---|---|
| Small office, about 2,000 sq ft | £40 – £60 |
| Medium office, about 10,000 sq ft | £40 – £120 |
| Large office, about 40,000 sq ft | £150 – £450 |
Guide prices for water hygiene and legionella control only, excluding VAT, based on 2026 UK market rates. Your fixed price follows a free site survey.
Towns we cover in North Wales
Questions from North Wales customers
What are sentinel outlets?
The taps nearest to and furthest from the water heater or tank. Checking their temperatures monthly shows whether the system is in control.
Do all businesses need a Legionella risk assessment?
Anyone responsible for premises with a water system has a duty to assess the risk. For most offices the risk is low but still needs assessing and recording.
Which towns in North Wales do you cover?
We cover Wrexham, Bangor, Llandudno, Rhyl, Mold, Deeside, plus the surrounding towns and business parks.
Is pricing different in North Wales?
Prices in North Wales follow our standard UK rates, confirmed after a free site survey.
Other services in North Wales
Get a fixed-price facilities proposal
A free site survey, a written specification and a monthly price, with no obligation.