HeatPumpHeat Pump Costs in Maidstone (ME18)
Average air source heat pump installation cost, running costs, and savings for the ME18 postcode district.
Installation Cost
Air Source Heat Pump
£10,909
£3,409
After £7,500 BUS grant
Ground Source Heat Pump
£22,908
£15,408
After £7,500 BUS grant
Costs are area averages and vary by property size, insulation level, and installer. See full cost breakdown.
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Annual Running Cost Comparison
Based on standard electricity rate (24.5p/kWh). Off-peak tariffs reduce heat pump costs significantly. See tariff comparison.
Annual Savings vs Current Heating
| Current Fuel | Annual Cost | Heat Pump Cost | Annual Saving |
|---|---|---|---|
| Mains Gas | £986 | £984 | £2/yr |
| Heating Oil | £1,285 | £984 | £301/yr |
| LPG | £1,521 | £984 | £537/yr |
Running costs assume standard electricity tariff (24.5p/kWh). Off-peak tariffs (7-10p/kWh) improve heat pump savings significantly.
Good with insulation
Heat pump suitability for this area
Off-Gas Grid
9% of homes
Avg EPC Rating
65 (Band D)
COP Estimate
3.4
Above UK average
Typical Property
Semi-detached
Noise Concern
Moderate
Frequently Asked Questions
How much does an air source heat pump cost in Maidstone?
The average air source heat pump installation in Maidstone (ME18) costs £10,909. After the £7,500 BUS grant, the effective cost is £3,409.
Is my home in ME18 eligible for the BUS grant?
Most existing properties in ME18 are eligible for the £7,500 Boiler Upgrade Scheme grant. You need a valid EPC, an MCS-certified installer, and must not have received a previous BUS grant. New builds are excluded.
Will a heat pump save me money in Maidstone?
If you're on mains gas, a heat pump could save around £2/year in Maidstone. If you're on oil heating, savings are typically £301/year. Savings increase significantly on off-peak electricity tariffs like Octopus Cosy.
What is the COP of a heat pump in Maidstone?
The estimated Coefficient of Performance (COP) for heat pumps in Maidstone is 3.4. This means for every 1 kWh of electricity used, the heat pump produces 3.4 kWh of heat. This is above the UK average, thanks to the milder climate in this area.
Do I need to insulate my home before getting a heat pump in ME18?
Most homes in ME18 have reasonable insulation (average EPC score 65, band D). While improving insulation always helps, many properties here can proceed directly with a heat pump installation.
Nearby Postcodes
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