Herz Biomass Service & Maintenance

Myriad is the UK agent for Herz Energie


what we do

Myriad specialise in the service and maintenance of commercial and industrial biomass heating plant, allowing you to keep your building or site running smoothly and profitably.

If you’re a commercial or industrial Herz biomass boiler owner, you can maximise your income from RHI, increase the lifetime of your biomass heat and power systems and minimise breakdown incidents.

How is this achieved? By giving you access to a suite of biomass services, unrivalled support and a proactive approach from our fast-growing central UK service desk team.

And with nationwide coverage, you’ll be supported wherever you are.

Helping Herz biomass system owners in either of the following:

Service Contracts

If you would like ongoing support or preventative maintenance and servicing, you could benefit from one of our biomass service packages, detailed in the table below.

For many of our clients, this is their preferred arrangement as it provides excellent balance of cost between Service and Maintenance (call outs/repairs). Managed Servicing will reduce the number of breakdowns and part failures.

One Off Repairs

If you suffer a breakdown of your Herz biomass boiler, we’ll provide immediate technical support over the phone. If needed, we’ll also arrange a visit from one of our highly-trained professional biomass service engineers across the UK.

Benefits of Our Herz Biomass Service & Maintenance Contracts


Energy Efficiency

Optimises the biomass boilers performance, resulting in savings of up to 35% on running costs


Meets all of OFGEM’S RHI service eligibility requirements to ensure compliance with the new MCS accreditation for Biomass Maintenance


Prevents boiler and system issues by being proactive and dealing with problems before they become big issues


Ensures the biomass boiler runs efficiently for longer by using online approved, genuine parts.


Assures the biomass boiler is operating safely, by checking and maintaining all biomass boiler safety devices

Priority Scheduling

Guarantees a convenient service visit and preference to dates should a breakdown occur.

Technical Phone Support

Provides quick and expert biomass boiler advice over the phone, from one of our experienced technical engineers, to resolve biomass boiler issues without the need of a site visit.

Spare Parts & Labour Rate Discounts

Delivers percentage discounts on spare parts and labour, depending of the service level option the client has selected.

Herz Biomass Service & Maintenance Packages

Select from three tiers of servicing and maintenance contracts. Please note that the details below are indicative. Our biomass service quotes are tailored to your exact requirements in terms of the Herz heating technology you have as well as the frequency and intensity of maintenance and support you need across your heating inventory.

  • Contract Type
  • 3 star
  • 4 star
  • 5 star
  • Full service & safety inspections [1]
  • Boiler combustion optimisation
  • Interim service [2]
  • Weekday technical telephone support
  • Boiler heat meter check
  • Flue cleaning [3]
  • Monthly operator checks
  • SMS text monitoring service [4]
  • RHI payment insurance scheme available
  • Multiple boiler discounts

Herz Biomass Boiler Models

Whilst most Herz biomass heating systems are custom installations, there are some standardised product ranges that we regularly take care of for our clients.

Herz Wood Chip & Pellet Boiler Models

  • Firematic 20-60
  • Firematic 80-301
  • Firematic 349-499
  • BioMatic 300-500
  • BioFire 500-1500

Herz Pellet Biomass Boiler Models

  • Pelletstar CONDENSATION 10-60
  • Pelletstar 10-60 T-Control
  • Pelletstar ECO 10-60

Log  Wood Biomass Boiler Models

  • Firestar Gasification boiler 18-40
  • Firestar ECO Gasification boiler 20-40

We also service and maintain

  • Herz Poultry Litter Biomass CHP systems
  • Herz Biomass CHP Systems
  • Herz Industrial (Binder) Biomass Boilers

Our Services

Roundwood 1-1

Biomass Services

  • Remote Technical Support
  • Complete 65-part boiler health check
  • Tailored Service & Maintenance
  • Spares & Consumables
  • Emergency Response
  • Fuel Supply & Management
  • Boiler Performance Optimisation
gas boiler 1

Plantroom Services

  • Oil, LPG & Gas Systems
  • Repair, Upgrade & Refurbishment
  • Condition & Operation Report
  • Pump sets & Controls
  • Project and M&E Services
  • Water Sampling

Business Services

  • RHI Protection
  • Boiler Buy Back
  • Site Training
  • Asset Assessment
  • Project Management
  • SMS Text Monitoring

Myriad are an Accredited Service Partner of the following boiler manufacturers:

Myriad have engineers who have been trained by following boiler manufacturers:

We also service many other makes. If your boiler is not on the list above please do still contact us as we are continually developing our in-house skills.