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Everything you need to know about water hygiene and
legionella control, all in one place


What is ACOP L8
As a facilities manager, you have a legal and professional duty to keep building occupants safe. One of the most important areas of compliance is controlling the risk of Legionella in water systems. This is where ACOP L8  comes in. It is the Health and Safety Executive’s (HSE) Approved Code of Practice for managing Legionella risk, and it should form the backbone of your water safety strategy. This guide explains what ACOP L8 is, why it matters, and what you need to do to s
Sep 124 min read


Titan Water Renews and Expands LCA Membership
We are pleased to announce that Titan Water has successfully renewed our membership with the Legionella Control Association (LCA) . This renewal reflects our continued commitment to the highest standards of safety, compliance, and professional service in the management and control of Legionella risks. As a business that places compliance at the forefront of everything we do, maintaining LCA membership is a vital part of the way we operate. For our clients, it provides confi
Sep 43 min read


Meet Harriet Bigg – Head of Operations
Say hello to Harriet Bigg, our unstoppable Head of Operations here at Titan ! If things are running smoothly behind the scenes – projects finishing on time, teams working seamlessly, clients getting the best possible service – there’s a good chance Harriet has played a big part in making it happen. Harriet specialises in turning complexity into clarity. Whether it’s streamlining workflows, improving processes, or keeping everyone equipped and on track, she ensures the busines
Aug 291 min read


Do I need a legionella risk assessment?
Introduction As a facilities manager, one of your core responsibilities is keeping your building’s water systems safe, compliant, and free from harmful bacteria. Legionella  is one such risk. It can cause serious illness, including Legionnaires’ disease , if left unmanaged. If your premises include any water systems, you are legally required to carry out a legionella risk assessment  in line with the Health and Safety Executive’s (HSE) Approved Code of Practice (ACoP L8) . Th
Aug 143 min read


What Does TMV Stand For?
If you manage a building with hot water systems, you’ve almost certainly come across the term TMV . It stands for Thermostatic Mixing Valve , a small but crucial device that protects users from scalding and supports water safety compliance. Whether you look after a care home, a school , or a commercial office, understanding TMVs – and keeping them properly maintained – is an essential part of facilities management. In this guide, we’ll explain what TMVs do, the difference bet
Jul 243 min read


How Does a Cold Water Storage Tank Work?
A cold-water storage tank , sometimes called a header tank  or cistern , is a container that stores water for later use. In most commercial and residential buildings, it provides a steady supply when the mains supply is interrupted, when pressure drops , or when large volumes are needed quickly. Facilities managers rely on these tanks to keep water available for daily use, safety systems, and to ensure compliance with hygiene regulations. How does a cold-water storage tank wo
Jul 183 min read


What is a TMV Valve?
TMV Valve Thermostatic Mixing Valves , commonly known as TMVs , are critical safety components in plumbing and water systems. Designed to blend hot and cold water to a safe, controlled temperature, TMVs are widely used in commercial, healthcare, educational, and residential settings. Their primary purpose is to prevent scalding injuries  while ensuring that water systems remain legionella-compliant . In this article, we’ll explain what TMV valves do, how they work, where they
Jul 103 min read


Which systems need an RPZ valve?
When managing water systems in commercial or industrial facilities, specifying the right backflow prevention is essential. A Reduced Pressure Zone (RPZ) valve plays a crucial role in safeguarding potable water against back‑pressure and back‑siphonage contamination. This guide explains which systems require an RPZ valve, referencing UK compliance standards and practical considerations for facilities managers. What is an RPZ valve? An RPZ valve (Reduced Pressure Zone valve)
Jun 223 min read


Is it Cheaper to Reline a Water Tank or Replace it?
For facilities managers responsible for the upkeep of commercial or industrial buildings, water storage maintenance is a constant balancing act between cost, safety, and regulatory compliance. Over time, even the best-designed cold water storage systems begin to show signs of age - from internal corrosion to leaks and general wear and tear. When this happens, the question naturally arises: Should you reline the tank or replace it altogether ?  In this guide, we’ll walk you th
Jun 64 min read


How to Prioritise Legionella Remedial Works
As a facilities manager, you know how important water hygiene compliance is - not just for ticking boxes, but for protecting the health of your building users. If you’ve recently had a Legionella risk assessment , you may be looking at a list of recommended remedial works. The big question is: do you tackle just the high-risk items now, or sort the entire system in one go? This guide explores the pros and cons of both approaches to help you decide which is right for your site
May 304 min read
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