Meet the Team: Lee Haggerty

This week, we’re putting the spotlight on one of our talented team members who keeps the wheels turning (and the pipes flowing) at GMS — say hello to Lee Haggerty! Lee joined GMS just over a year ago and has been a key part of our plumbing team ever since. As one of our skilled… Read more »

The Critical Importance of Water Hygiene Planned Preventative Maintenance (PPM) in Healthcare Settings

In healthcare environments—where vulnerable patients rely on safe, clean surroundings—water hygiene is not just a compliance issue; it’s a critical aspect of patient safety and infection control. Planned Preventative Maintenance (PPM) for water systems is an essential strategy to prevent microbial contamination, protect at-risk individuals, and meet stringent regulatory standards. What is Water Hygiene PPM?… Read more »

Contract News!

GMS is proud to announce that we have been awarded a new contract to deliver Legionella Services for Bolton Council over the next three years. This marks a continuation of a longstanding relationship with Bolton Council, spanning 19 years through both direct contracts and partnerships with FM providers. We are now delighted to be reappointed… Read more »

Why Dirty Water Systems May Show No Detectable Legionella: A Closer Look at Bacterial Dynamics and Mutations

In water hygiene management, it’s not uncommon to encounter heavily contaminated water systems that, despite appearing ideal for Legionella pneumophila proliferation, return negative results for Legionella during microbiological analysis. These situations often raise questions about sampling accuracy, environmental suitability, bacterial competition, and the complex behaviour of microbial communities under stress. High TVC, No Legionella: What’s… Read more »

When Should Cold Water Storage Tanks Be Cleaned?

Water Sustainability and the Need for Conservation With the growing pressures of population expansion, urbanisation, and the global climate crisis, the demand for water resources is increasing at an unsustainable rate. Projections indicate that by 2050, an additional 4,000 million litres of water per day—equivalent to approximately 1,600 Olympic-sized swimming pools—will be required to meet… Read more »

Expansion Vessels in Water Systems: Purpose, Design, and Good Practice

Expansion vessels are widely used in both domestic and commercial water systems to help manage pressure changes and protect system components. When correctly selected, installed, and maintained, they contribute to system stability, equipment longevity, and compliance with safety expectations. This article explains why expansion vessels are used, how they operate, and what good practice looks… Read more »

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Water Hygiene & Plumbing for Block Management | GMS

GMS deliver trusted water hygiene, plumbing, unvented hot water servicing & cold water tank replacements for block management companies across the UK. Why GMS Are the Trusted Choice for Block Management Companies When it comes to water hygiene, commercial plumbing, and unvented hot water servicing, block management companies need a partner who not only understands… Read more »