Renewable Helpline

Did you know?
Regular servicing of your air source heat pump and hot water cylinder can improve system efficiency by up to 10–15%, helping your system run more smoothly, last longer, and keep your energy bills lower. Our service and maintenance package keeps everything performing exactly as it should - giving you reliable heating, hot water, and complete peace of mind all year round.
Our signature packages
Annual ASHP Service Plan
Specification:
One annual service visit for the air source heat pump system.
- Annual ASHP Service
- Annual Hot Water Cylinder Service
- Performance Review
- Maintenance / Labour
£15 / pm
Annual ASHP & Cylinder Service Plan
Specification:
One annual service visit for the air source heat pump system.
- Annual ASHP Service
- Annual Hot Water Cylinder Service
- Performance Review
- Maintenance / Labour
£18/ pm
Annual Service & Maintenance Plan
Specification:
One annual service for the air source heat pump system plus the hot water cylinder and safety controls. Plus
labour-only cover for diagnosis and maintenance of the indoor unit, outdoor unit, and interconnecting
pipework/components. Parts excluded.
- Annual ASHP Service
- Annual Hot Water Cylinder Service
- Performance Review
- Maintenance / Labour
£30 / pm
Annual Maintenance Plan
Specification:
- Annual ASHP Service
- Annual Hot Water Cylinder Service
- Performance Review
- Maintenance / Labour
£12 / pm
What's Included
What the annual service plan includes:
- Annual Service
- Operational Checks
- Performance Review
- Filter / strainer checks and cleaning as required
- Glycol Check
- Visual Inspection of the outdoor and indoor units (condition, fixings, and general integrity)
- Electrical & Control Checks (safe operation and correct settings)
- Condensate / drainage checks where applicable
- Review of controller settings and any accessible fault history
- Service documentation provided for your records and warranty support
What the maintenance plan includes:
- Annual Service Plan
- Labour for diagnosis
- Labour for maintenance works
- Outdoor unit
- Indoor unit / hydrobox
- Heat pump controls and related wiring
- Pipework and components between the indoor and outdoor units
- Valves, sensors, and ancillary components within the heat pump circuit (where fitted)
FLEXIBLE PAYMENT OPTIONS
We understand that maintaining your air source heat pump is essential, but costs can sometimes arise unexpectedly. That’s why Renewable Helpline offers flexible payment options to make servicing and maintenance more manageable and affordable.
Whether you’re booking a routine service or ongoing maintenance package, our team can guide you through the available options and help you choose what works best for you.
We accept a range of secure payment methods including:
- Debit and credit card payments
- Apple Pay for quick and secure checkout
- PayPal Pay in 3 to spread the cost of smaller repairs
- Finance options through trusted lending partners for larger works
Our goal is to make it easier for homeowners to carry out important heat pump servicing and maintenance without unnecessary financial stress.
Speak to our team today to discuss the payment options available.





D M developments (Inskip) Ltd T/A Renewables Helpline is an Introducer Appointed Representative (Financial Services Register No. 1047009) of Phoenix Financial Consultants Limited (Phoenix). Phoenix is a credit broker, not a lender. Phoenix is authorised and regulated by the Financial Conduct Authority (FRN: 539195), and offers finance from its panel of lenders. All finance subject to status and credit checks.
Client Testimonials
D M Developments have always been a pleasure to work with and have made the managing of our relationship very easy. As a company they are very helpful, polite, reliable and always show good levels of workmanship and cleanliness.
Octopus Energy
Octopus Energy
We have an excellent working relationship with D M Developments.
Octopus Energy
We have an excellent working relationship with D M Developments.
