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- Premium HIU Service
Premium HIU Service
Premium HIU Service
Our most comprehensive package—includes all Complete services plus heat exchanger cleaning, fault diagnosis, Evinox HIU servicing, and control checks. Perfect for full optimisation and long-term protection of your heating system.
Looking to book?
You can book a one-off service, repair or enquire for discounted group booking rates available.
Please visit hiuservice.co.uk.
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- All services from our Essential & Complete packages – including full system inspection, strainer cleaning, pressure checks, temperature adjustments, radiator venting, minor leak repair, valve servicing, and much more!
- Manufacturer-specific service for Evinox Modusat HIU systems.
- Top up of inhibitor levels (if needed) to protect your system from scale and corrosion.
- In-depth fault finding across your HIU and connected controls—such as thermostats, programmers, and pumps.
- Cleaning of the plate heat exchanger (if needed) to improve water flow and energy efficiency.
- Replacement of worn washers to keep your system watertight.
- Full reporting on heating and hot water flow rates and system efficiency.
- Full operational check of all radiators and heating zones to ensure even, reliable heat throughout your home.
- Excluding any repair or parts.
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