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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Water 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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Water 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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Water 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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Water 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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Water treatment and air hygiene services for local authority buildings – schools, hospitals and residential properties.
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Water 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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Water and air hygiene system consultation, design and pre-commissioning cleaning. Keeping HVAC systems contaminant free from the outset.
Latest News

If not managed correctly, the demarcation of responsibility for repairs and maintenance in commercial buildings is...

Heat networks, or district heating systems, are a relatively new approach to delivering heat to domestic and commercial...

VDI 2035 is a German standard that provides guidance on how to prevent scale and corrosion in heating and cooling...

Cities cover less than 2% of the world’s surface but consume more than 75% of energy produced globally. Densely...

In the HVAC water treatment sector, there are two key documents that provide best practice guidance and help facilities...

We are very proud of our relationship with Downside Fisher Youth Club (DFYC) and the work we undertake to support them...

Oxygen ingress is the leading cause of corrosion in closed loop HVAC systems and in 50% of cases, it is caused by...

National Apprenticeship Week (NAW), this year taking place 6th – 12th February, is a celebration of the positive...

Guardian Water Treatment has released a new video explaining the benefits of its BG50i package: BG50i FAQs: What is...

HVAC systems account for a large proportion of a commercial building’s total energy use – around 40% according to...

Less than 10% of hotels in the UK have air conditioning, according to figures from Expedia. However, over the recent...

Guardian Water Treatment is pleased to introduce Steve Dawson, the company’s new Product Manager for Closed Systems....

“Secondary disinfection is key in the fight against legionella and general bacterial proliferation within water...

Our world is becoming increasingly reliant on internet access – from day-to-day activities, work, travel and...

WCS’ e-book explains how continuous monitoring helps HVAC Continuous closed system monitoring is a holistic and...

Guardian Water Treatment has launched BG50i, an intelligent monitoring and water treatment package designed to help...

Guardian Water Treatment has welcomed the latest version of BSRIA’s Water Treatment for Closed Heating and Cooling...

Essential building services are incredibly complex and require a wide variety of contractors and sub-contractors to...

Data is an inescapable factor of modern life. With our phones becoming increasingly ‘smart’, Internet of Things...

Monitoring is a critical part of our closed-circuit water treatment services. These systems are crucial to overall...