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Professional water treatment solutions for London properties.

Legionella Risk Assessment

A legionella risk assessment is a legal requirement for virtually all buildings with a water system. Our qualified assessors carry out thorough surveys of your hot and cold water systems, identify hazards, and produce detailed written reports with prioritised action plans — all in accordance with ACOP L8 and HSG274.

Who Needs This

Any person responsible for a water system in a workplace, rented property, or public building must carry out a legionella risk assessment. This includes landlords, facilities managers, building owners, local authorities, and NHS trusts. Under HSE guidance ACOP L8, failure to assess legionella risks can result in prosecution and unlimited fines.

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Legionella Testing

Legionella testing involves taking water samples from your building's hot and cold water system and sending them to a UKAS-accredited laboratory for analysis. Testing confirms whether legionella bacteria are present and at what concentration — giving you the evidence you need to demonstrate compliance or trigger remedial action. Our engineers carry out sampling across London with results typically available within 7–10 working days.

Who Needs This

Regular legionella testing is recommended for all commercial buildings, healthcare facilities, care homes, hotels, schools, and multi-occupancy residential properties. It is essential for buildings where vulnerable people are present. Testing is also required after remedial works such as chlorination, to confirm the water system has been returned to safe levels.

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Chlorination

Chlorination is the most effective method for disinfecting contaminated water systems. Whether you're dealing with a legionella outbreak, a failed water test, or commissioning a new system, our engineers deliver rapid chlorination across London. We handle everything from emergency call-outs to planned maintenance disinfections, ensuring your water supply meets all safety standards.

Who Needs This

Chlorination is required after any significant work on a water system, including new installations, major repairs, or when contamination has been identified. Property managers dealing with failed legionella tests, landlords commissioning new water systems, and facilities teams responding to contamination incidents all require professional chlorination services.

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Water Tank Cleaning

Water storage tanks accumulate sediment, biofilm, and potentially harmful bacteria over time. Regular professional cleaning is essential to maintain water quality, prevent contamination, and comply with health and safety regulations. Our engineers clean, inspect, and disinfect all types of cold water storage tanks, header tanks, and calorifiers across London properties.

Who Needs This

All buildings with water storage tanks should have them cleaned and inspected regularly. This is especially important for landlords, housing associations, commercial property managers, schools, care homes, and NHS facilities. Neglected tanks are a major source of waterborne contamination and a common finding in legionella risk assessments.

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