About Evinox Energy

Evinox Energy has been involved in the design and supply of HIU solutions for more than 14 years. This experience in the communal/district heating market covers projects for both private and social housing schemes.

London City-Island

Contact us

Contact us on 01372 722277 for further information or a quotation.

District & Communal Heating Solutions

As manufacturers and suppliers of Heat Interface Units (HIU’s). Evinox Energy specialises in Communal and District Heating solutions.

Working with developers, M&E Consultants, Contractors and Housing Associations, Evinox has worked on landmark developments. Like Battersea Power Station, London City Island, and Wood Wharf at Canary Wharf. Providing bespoke HIU’s, metering and billing and service and maintenance.

Our range of ModuSat® Smart heat interface units are designed and developed in the UK. Tested to the BESA (British Engineering Services Association) UK Standard for HIUs. Plus manufactured in our own production facility.

Banbury Park Ariel View

We also provide various metering & billing services, and a PAYG debt free system. All of which are compliant with the requirements of the Heat Network (Metering and Billing) Regulations 2014.

This is all backed up by our service and maintenance team. Who offer various plans for our Heat Interface Units and cover for domestic appliances.


Our Clients and Projects Include:

  • All
  • Case Studies
  • Communal and District Heating
  • Control & Communication
  • Events
  • Heat Interface Units
  • Metering and Billing
  • News
  • Regulations
  • Technical
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How contractors can SAVE BIG with smart HIUs

  • All
  • Blog
  • Communal and District Heating
  • Control & Communication
  • Heat Interface Units
  • Metering and Billing
  • News
  • Regulations
Evinox Case Study Building

Heat Networks: Warming up for Winter

Read our latest blog, which discusses the design trade-offs between hot water response and energy efficiency in heat networks.

Discover how Evinox Energy can deliver the best solution for your next new build or refurbishment heat network project

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Evinox-Headers-Battersea Power Station


  • Designed for Modern Energy Efficient Heat Networks
  • Smart Energy Regulation and Control
  • SmartTalk® Communications Network – Units Internet Connected for Remote access
  • Flexible Metering & Billing with Built-in PAYG Technology
  • Room Controller & Energy Display Device
  • Remote Warranty Validation & Service & Maintenance
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Energy Metering & Billing

  • Credit Billing Services
  • PaySmart® Pre-payment System
  • Billing Solutions for Non Evinox Equipment
  • Heat Network (Metering & Billing) Regulations 2014 Advice and Guidance
  • Domestic Heat Meters and Point of Entry & Bulk Meters
Evinox installed communial heating

Service & Maintenance

  • Heat Interface Unit Service & Maintenance
  • Plant Room – Planned Preventative Maintenance (PPM)
  • ModuSat® HIU Enhanced Warranty Cover
  • Combined Packages for Metering, Billing and Service & Maintenance
  • Domestic Boiler Service & Maintenance