The Importance of Point-of-Use (POU) Filters in Managing Legionella Risks
When sites experience ongoing positive Legionella results, swift action is essential to protect building users. While long-term solutions such as remedial works, system modifications, or improved control measures are investigated, an immediate risk still exists. This is where Point-of-Use (POU) filters play a vital role. Why POU Filters Matter POU filters are designed to fit… Read more »

Supporting Safer Care Homes with Expert Water Hygiene & Plumbing Services
At GMS Services Ltd, we understand that maintaining safe and compliant water systems in care homes isn’t just about meeting regulations—it’s about protecting lives. Vulnerable residents, including the elderly and those with underlying health conditions, are at a higher risk of waterborne illnesses like Legionnaires’ disease, Pseudomonas, and Nontuberculous Mycobacteria (NTM). That’s why we provide… Read more »

Legionella Infection: Transmission, Risk Factors, and Control Guidance
The likelihood of developing legionellosis depends on the vulnerability of the individual and the route of exposure. The primary means of infection is through inhaling aerosols—tiny airborne particles that originate from droplets. These aerosols are typically produced when water is sprayed (e.g. from showers, irrigation systems) or splashes onto surfaces (e.g. turning on a tap… Read more »

Understanding Expansion Vessels in Water Systems
What is an Expansion Vessel? An expansion vessel—sometimes called a hydraulic accumulator—is a critical component in water systems that helps manage pressure fluctuations. These vessels contain a gas cushion that absorbs sudden changes in pressure, thereby protecting the system. While “pressure vessel” is a commonly used term, it’s worth noting that not all pressure vessels… Read more »
