0800 135 7663 — Mon–Fri 7am–5pm ASHP specialists · UK-wide

Renewable energy systems — installed, serviced, supported

Heat pumps, solar PV, hot water cylinders and the controls that tie it all together — from first-time installs to ongoing servicing and repairs.

  • MCS-qualified engineers
  • Install, service & repair
  • Whole-system approach
  • UK-wide service
Renewable Helpline engineer servicing an air source heat pump
Why Renewable Helpline

Whole-system thinking, not just bits and pieces

Whole-system approach

Heat pump, cylinder, solar and controls, looked at together — not just bits and pieces.

MCS-qualified engineers

Thorough, well-documented work from MCS-qualified engineers.

Install to maintenance

From first-time installs to annual servicing and fast fault repair.

UK-wide service

Renewable energy support right across the UK.

What we do

Our core renewable services

Renewable Helpline engineer servicing an open air source heat pump beside a branded van
01

Heat Pump (ASHP) Servicing & Repair

Air source heat pumps need an annual service to keep efficiency up and warranties valid. Our MCS-qualified engineers do thorough, well-documented services and respond to faults fast.

  • Annual service with full report
  • All major manufacturers
  • Fault diagnostics and repair
  • Performance optimisation
Renewable Helpline engineer servicing a heat-pump hot water cylinder and its controls
02

Hot Water Cylinders & Controls

The cylinder is where your heat pump's work actually lands. We install, service and troubleshoot heat-pump-ready cylinders and the controls and sensors that make the whole system run efficiently.

  • Cylinder installation and replacement
  • Control system tuning
  • Immersion, sensor and zone valve repairs
  • Integration with solar PV diverters
UK home with a solar PV array and an air source heat pump
03

Solar PV — Installation & Maintenance

From sizing the system to fitting the panels and inverter, we handle the whole solar journey. Already have panels? We also service, repair and optimise existing installations.

  • MCS-compliant new installations
  • Battery storage and EV charger options
  • Solar diverter for hot water
  • Panel cleaning and inverter checks
Full list

All the renewable services we offer

Whole-system thinking, not just bits and pieces.

ASHP Annual Service

Manufacturer-spec annual service to keep efficiency up and warranties valid.

ASHP Fault & Repair

Fast diagnostics and repair for any air source heat pump fault.

New ASHP Installation

Sizing, design and MCS-compliant installation of new heat pump systems.

Solar PV Installation

Full design and installation including inverter, battery options and DNO paperwork.

Solar PV Servicing

Panel cleaning, inverter checks, output analysis and fault repair.

Hot Water Cylinder Install

Heat-pump-ready unvented cylinders, controls and zone valves.

Battery Storage

Add battery storage to a new or existing solar system — sized to your usage.

EV Charging

Home EV charger installation, smart tariff compatible.

Renewable System Health Check

Whole-system review of an existing setup — find lost efficiency and fix it.

Care plans

Prefer a fixed-price care plan?

Our ASHP care plans keep your heat pump and hot water system serviced, supported and running at full efficiency — from £15 a month.

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Need help or advice?

Speak to our team for honest, expert advice on the best renewable solution for your home.