Professional HIU servicing and repairs across London – fast, reliable, and handled by certified engineers to keep your heating system efficient year-round.
Citywide Plumbers specialises in professional HIU installation, maintenance, and repair across West London. Our certified engineers ensure your district heating system runs efficiently, providing reliable hot water and heating whenever you need it.
HIUs transfer heat from a central boiler to your taps, showers, and radiators via a heat exchanger. Key benefits include:
Our experienced team provides end-to-end HIU solutions, including seamless installation, scheduled servicing to maintain peak efficiency, rapid emergency repairs, and system upgrades to boost performance and reliability. We cover all West London areas to ensure your heating system operates flawlessly year-round.
Book Now FAQ
Our NICEIC-registered engineers provide professional HIU installation, servicing, and repair for residential and commercial properties across London.
From full system installation to regular maintenance and urgent repairs, we cover all aspects of heat interface unit management to keep your heating and hot water efficient.
Our team responds promptly to breakdowns and urgent HIU issues anywhere in London, restoring your heating system quickly and reliably.
We use modern diagnostic tools and proven repair techniques to ensure HIU systems perform at their best while reducing energy waste.
All HIU work is performed according to UK safety regulations and manufacturer guidelines to ensure long-term reliability and peace of mind.
We are a trusted provider of HIU services across London, known for transparent pricing, expert workmanship, and excellent customer support.
Heat Interface Units (HIUs) provide instant heating and hot water, reducing energy consumption and lowering utility bills. Their centralised system makes servicing quick and hassle-free for qualified engineers, with minimal disruption to residents.
HIUs also enhance safety by removing the need for individual gas boilers, reducing the risk of leaks and carbon monoxide hazards across your property.
Ensure your HIU works at peak efficiency with our expert maintenance services. Our tailored plans cover every aspect of HIU care, including:
Detailed checks to detect any issues early and prevent costly breakdowns.
Removing build-up to maintain smooth operation and prevent blockages.
Performance checks to ensure your HIU delivers consistent heating and hot water.
Replacing worn or faulty components to extend your system’s lifespan and reliability.
An HIU transfers heat from a central boiler or plant to your property's heating and hot water systems, replacing individual boilers and providing on-demand performance.
Yes – our certified engineers install new HIUs professionally, ensuring seamless integration with your heating and hot water systems.
Absolutely – we offer scheduled maintenance plans to ensure your HIU operates efficiently and reliably all year round.
Yes – we handle all types of HIU faults, including leaks, temperature control issues, and component failures, restoring full system functionality.
Most manufacturers recommend an annual service to maintain efficiency, prevent breakdowns, and ensure safety for residents.
Yes – all our engineers are NICEIC or Gas Safe registered, fully insured, and trained specifically for HIU installation, repair, and maintenance.
Yes – we offer HIU upgrades and replacements with modern, energy-efficient models to improve performance and reduce running costs.
Yes – our team is available for urgent HIU breakdowns to quickly restore heating and hot water, minimising disruption to residents.
We provide HIU services across Central, North, South, East, and West London, including Fulham, Chelsea, and surrounding boroughs.
You can book online or call our team directly. We'll schedule a convenient time for installation, maintenance, or repair at your London property.