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Chlorination services in Brentford

Whether you’re a property manager, building contractor, facilities operator, or homeowner in Brentford, this in-depth guide will help you understand the importance of professional chlorination, its legal implications, and why London Water Treatment is your trusted local partner.

Chlorination is a critical disinfection process that eliminates harmful bacteria, including Legionella, from water systems such as:

  • Cold water storage tanks
  • Hot water cylinders
  • Domestic and commercial plumbing systems
  • Pipework in new developments or refurbishments

This isn’t a “quick clean”—it’s a health-protecting, regulation-enforcing procedure that ensures the safety of your water supply.

Who Needs Chlorination Services in Brentford?

Chlorination is often legally required in situations such as:

  • Newly installed pipework (e.g. extensions, renovations, or new builds)
  • Re-commissioning water systems after periods of disuse
  • Before handover to Thames Water
  • In response to positive Legionella tests
  • After repairs or contamination events

From residential blocks in Brentford Lock West to commercial buildings along the Golden Mile, our clients rely on us to ensure their water systems are clean, safe, and compliant with British standards.

Why Compliance with L8 ACOP & BS8558 Is Crucial

  • L8 Approved Code of Practice (ACOP) – Health & Safety Executive (HSE) guidelines for preventing Legionella bacteria in water systems.
  • BS8558 – British Standard for commissioning and maintenance of domestic water systems, including flushing, disinfection, and sampling.
  • You meet legal obligations
  • You avoid penalties or shutdowns
  • You reduce health risks in your building
  • You receive full certification for audit trails and Thames Water submissions

Our Chlorination Process – Step-by-Step

Our methodical approach ensures thorough disinfection and accurate reporting:

  • Initial Assessment: We assess the size, layout, and materials of your system, identifying vulnerable areas and access points.
  • Flushing: Pre-cleaning the system removes debris, biofilm, and stagnant water—essential for effective chlorination.
  • Chlorination: We introduce a chlorine-based disinfectant into your system at a concentration appropriate to BS8558 standards. The solution is left to sit for a specified time to kill bacteria.
  • Neutralization & Flushing: We neutralize residual chlorine and flush the system thoroughly to prevent corrosion or chemical contamination.
  • Water Sampling & Testing: We collect water samples for UKAS-accredited lab testing, ensuring bacteria levels are below acceptable thresholds.
  • Certification: You’ll receive detailed reports and certification that confirm full compliance with L8 and BS8558—essential if you're handing over to Thames Water or undergoing health inspections.

Whether you're managing an office in Great West Quarter, a school in Brentford End, or a residential complex near Syon Park, you need a water treatment partner who offers:

Local Expertise: We know Brentford—its buildings, infrastructure, and regulations. We’re never far when you need us most.

Fast Turnaround

Comprehensive Service: With 24/7 availability and responsive service, we’re equipped for urgent chlorination jobs—perfect for contractors on tight deadlines.

From diagnosis to disinfection, tank cleaning to testing, we’re your one-stop water treatment solution in Brentford.

Peace of Mind: Our technicians are fully qualified and trained to deliver precise, standards-compliant services that protect your water system—and your reputation.

Chlorination services in  Brentford

London Water Treatment is proud to provide an extensive range of services, including:

Legionella Control & Risk Assessments: Protect your tenants, employees, and visitors with ACOP L8 risk assessments, routine testing, and ongoing Legionella management.

Water Tank Cleaning & Replacement: We clean and disinfect cold water storage tanks, or replace them entirely when necessary—ideal for older buildings and multi-story blocks.

Water Sampling & UKAS Lab Testing: We send all water samples to UKAS-accredited laboratories, ensuring data accuracy and regulatory compliance.

Disinfection for Thames Water Approval: Need to get your system signed off by Thames Water? We provide certified chlorination services, full reports, and test results in line with Thames Water protocols.

Serving Key Sectors in Brentford

  • Property developers
  • Building contractors
  • Letting agents and landlords
  • Office and commercial facility managers
  • Housing associations
  • Schools, healthcare facilities, and councils

Whether you operate a fitness centre, hotel, care home, office, or retail space, your commercial water system must remain hygienic at all times. High usage and complex plumbing systems increase the risk of bacteria buildup.

What Our Clients Say

“We needed emergency chlorination for a new build in Brentford—London Water Treatment got there fast, handled the job professionally, and helped us pass Thames Water inspection. Brilliant service.”
Project Manager, Brentford

“Their team explained every step of the process and made sure we were compliant with all the latest standards. Highly recommend.”
Facilities Manager, Brentford Office Complex

Frequently Asked Questions

  1. How often do I need chlorination?
    Ans: It depends on your building’s water system, usage, and history. Generally, chlorination is recommended when:
    A system is newly installed or refurbished
    There’s been disuse or contamination
    A Legionella risk is identified
  2. Is chlorination safe for drinking water?
    Ans: Yes. Once the process is completed, systems are flushed and tested to ensure safe, potable water. We always follow BS8558 standards.
  3. How long does the process take?
    Ans: Most chlorination jobs can be completed within a day, depending on the system size and complexity.

Commercial Chlorination Services in Brentford

Our services for commercial clients in Brentford include:

  • Out-of-hours chlorination to minimise disruption
  • L8 Legionella compliance reports
  • Regular testing and retesting schedules
  • Emergency response within 24 hours

Conclusion: Choose London Water Treatment for Safe, Certified Chlorination in Brentford

With our local expertise, fast turnaround, and professional certification, you can confidently meet hygiene regulations and secure peace of mind.




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Q West,
1110 Great West Road,
Brentford TW8 0GP
United Kingdom
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