London's Premier HIU Service Provider
Regular HIU servicing is key to maximising your Heat Interface Unit's energy efficiency. It ensures consistent hot water and central heating, prevents leaks and lime scale buildup, and lowers overall energy bills. This essential step minimises HIU repair costs.
Our comprehensive HIU service includes:
✔️ Cleaning HIU strainers/filters
✔️ Visual and physical inspection of HIU components
✔️ Temperature checks for hot water central heating
✔️ Replacement of fibre washers
✔️ Re-pressurising the expansion vessel
✔️ Central heating balancing (if necessary)
✔️ Application of F1 or X100 inhibitor (if required)
✔️ Underfloor heating balancing (if necessary)
✔️ Heat meter analysis
✔️ Flow rate analysis
✔️ Analysis of primary flow and return temperatures
✔️ KWH analysis
✔️ Historical leak inspections
✔️ HIU service certificate issuance
✔️ Primary & Secondary water sample analysis
Group HIU Services: Your Gateway to Greater Savings
At HIU Breakdown and repairs, we offer discounted block bookings for HIU service appointments in London and the home counties. To qualify for this discount, a minimum of 5 Heat Interface Units are required.
Our friendly staff will schedule a convenient time and date for maintenance. After each HIU service, you'll receive a service certificate. All our HIU service engineers are fully trained and vetted, equipped with the latest software for Caleffi, Evinox, and Intatec heat interface units.
For an HIU service you can trust, contact us at 020 3858 7989.
Brands we work with
Contact Us
Thank you for considering HIU Breakdown and Repairs for your hiu service and repair needs. We are a professional HIU Repairs, Maintenance and Installation Company serving London and the Home counties, providing efficient heating solutions for both private and commercial clients.
Please don't hesitate to reach out and let us know how we can help. We look forward to hearing from you.
Why Choose Us?
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We are the foremost provider of HIU servicing in London and its surroundings. Our strong track record showcases our commitment to excellence.
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With years of experience, we've become experts in HIU service and repair. Our proven track record places us at the forefront of London's independent HIU service and repair industry.
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Our team of HIU service engineers are trained to work on a wide range of Heat Interface Units, including renowned brands such as Caleffi, Danfoss, Logotherm, Evinox, and more. We keep them highly proficient through regular refresher courses provided by these manufacturers.