Welcome to Guardian Water Treatment
A Marlowe Critical Services Group Company providing water treatment and air hygiene specialist outsourcing.
Guardian has joined Marlowe plc’s Critical Services Group providing specialist outsourcing maintenance and compliance services across the UK. The Group provides Water Treatment, Fire & Security and Air Services.
Guardian delivers a range of water treatment and air quality services, allowing the systems that rely on these elements to work effectively and at their optimum; from pre-commissioning through to on-going maintenance, delivering a holistic approach to air and water treatment.
Using the latest air and water treatment products and continued monitoring of water hygiene and air quality, you can rely on Guardian Water Treatment to keep your buildings’ systems operating safely, efficiently and in-line with legislation.
Clean non-chemical technology
Fast Turnaround & Reliable Service
In-house Expertise from design through to construction, commissioning and maintenance
Member of the Legionella Control Association
Guardian Care Online – Unique online reporting system 
Sustainable operations and services
Water Treatment & Air Quality Sectors
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MoreWater treatment and air hygiene services across the breadth of the facilities management sector, working with FM providers in commercial premises, public buildings and industrial sites.
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MoreWater and air hygiene services for the hospitality and leisure industry. Covering gyms, swimming pools, hotels and spas, plus the commercial kitchens that cater for these establishments.
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MoreWater treatment and air hygiene services for residential properties, from individual houses to large blocks of flats, working with landlords, letting agents, housing associations and local authorities.
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MoreWater treatment and air hygiene services for hospitals, nursing homes and other healthcare premises. Works in accordance with specific healthcare legislation. Round the clock delivery.
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MoreWater treatment and air hygiene services for local authority buildings – schools, hospitals and residential properties.
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MoreWater treatment and air hygiene services for large-scale industrial sites, including factories and other manufacturing facilities containing HVAC equipment, such as cooling towers and steam boilers.
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MoreWater and air hygiene system consultation, design and pre-commissioning cleaning. Keeping HVAC systems contaminant free from the outset.
Latest News
Perhaps the two resources most taken for granted on our planet are the air we breathe and the water we drink. In a work...
Specialist water treatment equipment is necessary to keep HVAC water systems healthy and efficient, to prevent...
Corrosion in sealed HVAC systems can lead to leaks, costly repairs and system breakdown. To prevent corrosion,...
Although legionella bacteria and its harmful effects are thankfully seldom experienced in the modern age, the threat is...
Guardian Water Treatment and Hevasure have been shortlisted for the Collaborative Working Partnership category in the...
Guardian Water Treatment’s MD, Steven Booth, took to the stage at Build2Perform in Olympia, in November, alongside...
Guardian Water Treatment takes recruitment and training seriously and has an ongoing commitment to apprenticeships...
Guardian Water Treatment is exhibiting and presenting alongside Hevasure at Build2Perform, taking place in Kensington...
Our certified partner, Hevasure, has scooped Ancillary Product of Year at this year’s HVR Awards, which took place on...
Compared with the rest of building services engineering, the water system management sector is behind the times when it...
Guardian Water Treatment is excited to be a finalist in the HVAC Initiative of the Year category this year’s HVR...
This summer has resulted in the usual spike in cases of Legionnaires’ Disease, the potentially deadly condition...
We’ve just come to the end of this year’s World Water Week (26th – 31st August), a unique event which provides a...
What are biofilms? Put most simply, they constitute a large group of previously free-floating microorganisms that...
The longest heatwave the UK has seen for 5 years is still in full swing. Temperatures of over 28 degrees were...
We’re exhibiting at the Healthcare Estates Management Conference with our certified partner, Hevasure, taking...
Legionellosis is the collective name given to the pneumonia-like illness caused by legionella bacteria. The most...
Environmental Secretary, Michael Gove, has today (22nd May) published a draft Clean Air Strategy to tackle toxic air...
It was World FM Day on the 16th May. We showed our support by providing advice for FMs on improving the sustainability...
We are pleased to announce that Steven Booth has become Managing Director. He will report to Phil Greenwood, CEO, WCS...
