Air source heat pumps, surveyed, designed and installed· Free home survey for installation enquiries
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Air source heat pump outside a home
Buckinghamshire · SL7

Air source heat pumps in Marlow

Everything for switching a Marlow home to an air source heat pump, from the heat loss survey and grant paperwork to installation, servicing and repairs.

Area
Buckinghamshire
Postcode district
SL7
Nation
England
Nearby
High Wycombe, Beaconsfield, Maidenhead

Homes in Marlow and the wider SL7 district can book a free survey for installation enquiries. Nearby we also cover High Wycombe (about 4 miles north) and Beaconsfield.

Heat pump services in Marlow

All services in Marlow:

Grants and rules for heat pumps in England

England

In England the Boiler Upgrade Scheme gives £7,500 towards an air source heat pump (£9,000 if it replaces oil or LPG, from 21 July 2026 to 31 March 2027), and since 28 April 2026 a valid EPC is no longer needed. The grant is applied for by the MCS-certified installer and shown as a deduction on your Marlow quote.

There is no VAT on installing a heat pump anywhere in the UK until 31 March 2027. In England most houses can have an air source heat pump under permitted development, provided the unit meets the MCS noise and siting standards; the old 1 m boundary limit was removed on 29 May 2025. We flag listed buildings, flats and sensitive conservation-area positions at survey.

Heat pump guide prices in Marlow

Guide prices for Marlow and the rest of Buckinghamshire are shown below, installed and inc VAT. We publish ranges rather than a single figure because design details move the price, and the written quote after survey fixes it.

Heat pump guide prices in Marlow
HomeTypical sizeInstalled guide priceAfter £7,500 grant
1–2 bedroom flat or small terrace4–5 kW£10,000–£13,150£2,500–£5,650
2–3 bedroom terrace or semi5–7 kW£11,050–£14,200£3,550–£6,700
3 bedroom semi or small detached6–9 kW£12,600–£16,300£5,100–£8,800
4 bedroom detached8–12 kW£14,700–£18,900£7,200–£11,400
5+ bedroom or larger older house11–16 kW£17,350–£23,650£9,850–£16,150

Installed, inc VAT: unit, cylinder, controls, minor pipework and commissioning.

How long is the heating season in Marlow?

7 h 49 minDaylight on the shortest day
16 h 39 minDaylight on the longest day
15°Noon sun height in December
51.57°NLatitude of Marlow

Marlow sees roughly 7 hours 49 minutes of daylight in late December against 16 hours 39 minutes in June. Milder southern winters suit heat pumps well, though the system is still sized for a cold snap rather than an average day.

Heat pumps in Marlow: questions

Where would the outdoor unit go on a Marlow house?

Usually at the side or rear, on a level base with space around it for airflow and servicing, away from bedroom windows where possible. The surveyor checks positions at your Marlow home.

How long does a heat pump survey take in Marlow?

A home survey in Marlow usually takes one to two hours. The surveyor measures every heated room, checks windows, walls and radiators, and looks at where the outdoor unit and cylinder can go.

Do you cover High Wycombe as well as Marlow?

Yes. We arrange surveys and installation in High Wycombe, which is about 4 miles north of Marlow, and across Buckinghamshire.

How soon can you survey a home in Marlow?

Survey dates depend on how busy installers are in Buckinghamshire. We offer the next available dates when you enquire and confirm them in writing.

Ready to price your heat pump?

Use the guide price tool, or book a free home survey and fixed written quote.

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