CTS Southern - Water Tank Cleaning & Legionella Compliance
30 Years of Expertise.
National Coverage. Fully Insured.
CTS Southern - Water Tank Cleaning & Legionella Compliance
30 Years of Expertise.
National Coverage. Fully Insured.
30 Years of Expertise.
National Coverage. Fully Insured.
30 Years of Expertise.
National Coverage. Fully Insured.

With more than 30 years’ experience, CTS Southern provides professional water tank cleaning, chlorination, and Legionella compliance services across South East London and nationwide.
Trusted by commercial, industrial, and residential clients for safe, reliable water hygiene solutions.
CTS Southern is a specialist water tank cleaning and hygiene contractor with a reputation built on reliability, transparency, and exceptional workmanship.
For over 30 years, we have supported businesses, landlords, facilities managers, and public-sector organisations in maintaining safe, compliant water systems.
From routine tank cleans to full system disinfection, our methods meet the latest ACoP L8 and HSG274 guidance, ensuring your premises remain fully compliant with UK water safety regulations.
We are fully insured, trained, and equipped to manage everything from small domestic tanks to large commercial installations.

Deep cleaning, chlorination, and removal of sediment, scale, biofilm, and bacterial contamination for all types of cold-water storage tanks.

Service packages designed around ACoP L8, including temperature checks, monitoring, and system disinfection.

BS8558-compliant chlorination for new builds, refurbishments, and any water system requiring commissioning or re-commissioning.

Specialists in repairing, relining, sealing, and restoring tanks to safe working order.

Full assessments designed to identify risks and protect building users.
✔ 30 Years of Proven Expertise
Decades of hands-on industry experience — no shortcuts, no guesswork.
✔ Fully Insured & Qualified
Delivering work that meets every legal and regulatory requirement.
✔ National Coverage
Based in South East London, serving clients across the entire UK.
✔ Transparent Pricing
Clear quotes with no hidden charges.
✔ Professional, Reliable & Efficient
We turn up on time, complete the work to the highest standard, and provide clear documentation for your records.

• Residential & Estate Management
• Schools, Colleges & Universities
• Hospitals & Healthcare Facilities
• Leisure Centres & Gyms
• Restaurants, Hotels & Hospitality
• Warehouses & Industrial Units
• Offices & Commercial Buildings
• Construction & New Build Developers
Initial Consultation
We review your system, requirements, and site details.
Clear Quotation
Up-front, competitive pricing tailored to your facility.
On-Site Service
Our team carries out the work efficiently, safely, and with minimal disruption.
Certification & Reporting
You receive a full post-clean report and compliance documentation.
Visit us during business hours, we care about your space.
Open today | 09:00 am – 05:00 pm |
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