Water hygiene services

Clean water booster pump systems.

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What are clean water booster pump systems?

Clean water booster pump systems maintain adequate water pressure and flow throughout a building, ensuring taps, showers and equipment perform reliably on every floor. Properly specified, installed and maintained booster sets are essential in taller and larger buildings, and their design and upkeep have a direct bearing on both performance and water hygiene.

We design, supply, install, service and maintain clean water booster pump systems suited to your building’s demand and layout. Our mechanical specialists ensure systems are correctly sized and hygienically maintained, reducing the risk of stagnation and pressure issues while keeping your supply efficient, reliable and compliant.

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Why choose Complii?

How we can help.

What are clean water booster pump systems?

Reliable pressure

Correctly specified booster sets deliver consistent flow and pressure across the whole building, floor to floor.

Hygienic design

Well-designed and maintained systems reduce stagnation and dead legs, protecting water quality and performance.

Expert installation

Our mechanical specialists size and install systems to match your building’s demand, layout and future needs.

Planned maintenance

Scheduled servicing keeps pumps running efficiently and extends the life of the asset.

Reduced downtime

Proactive maintenance and prompt response minimise the risk of supply interruptions and emergency call-outs.

Energy efficiency

Efficient, well-maintained systems help control running costs while delivering dependable performance.

You questions answered.

A set of pumps that maintains adequate water pressure and flow throughout a building, ensuring taps, showers and equipment perform reliably, particularly in taller or larger buildings.
Poorly designed or maintained systems can create stagnation and dead-legs, which increase the risk of bacterial growth. Good design and upkeep protect water quality alongside performance.
Yes. We design, supply, install, service and maintain clean water booster pump systems suited to your building’s demand and layout.
Servicing frequency depends on the system and its duty, but planned, regular maintenance keeps pumps running efficiently and reduces the risk of failure. We will recommend an appropriate schedule.
We provide responsive support to diagnose and resolve faults, minimising downtime and the risk of supply interruption.

News & insights

News / July 9, 2026

Acquisitions / July 9, 2026

Complii strengthens water compliance offering with acquisition of Sweetbriar Limited

Complii announced the acquisition of Sweetbriar Limited, a specialist provider of water hygiene, water treatment and legionella control services. Based in Chandlers Ford, Hampshire, Sweetbriar brings over two decades of technical expertise and a strong reputation for service-led water compliance to Complii.

Acquisitions / May 22, 2026

News / May 22, 2026

Complii acquires Classic Lifts (Scotland) to grow its lifts and escalators division

Complii, one of the UK’s leading providers of building safety and regulatory compliance services, announced the acquisition of Classic Lifts (Scotland) Limited, a highly regarded specialist lift services provider based in Glasgow. The acquisition represents a significant milestone in Complii’s growth journey, introducing Lifts and Escalators as a dedicated new compliance service line within its expanding portfolio.

Acquisitions / May 15, 2026

News / May 15, 2026

Complii continues Lifts and Escalators expansion with acquisition of The Escalator Company

Complii, one of the UK’s leading providers of building safety and regulatory compliance services, announced the acquisition of The Escalator Company, a specialist in escalator, lift and travelator servicing, maintenance, refurbishment and installation. Based in Rochester, Kent, The Escalator Company brings over two decades of experience and a strong reputation for engineering excellence to Complii.

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Compliance with confidence.

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