Lewes ยท Heat Pump Installation

Heat Pump Installation
in Lewes

Vetted MCS-certified heat pump installers in Lewes. Free quotes for air-source, ground-source and hybrid systems. 3 quotes in 24 hours, no obligation.

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Heat Pump Installation Specialists in Lewes
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Projects Completed in Lewes
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How Much Do Heat Pump Installation Cost in Lewes?

Real prices from completed projects in Lewes and the surrounding area. Costs vary by size, specification and access โ€” use these as a starting guide, then get 3 free quotes for your specific project.

Full cost guide โ†’
Air-source heat pump (installed)
ASHP Installation
£ 11,100 โ€“ £19,500

The most common home install โ€” an outdoor unit paired with a new hot-water cylinder and controls. From ยฃ8,000โ€“ยฃ14,000 installed after the ยฃ7,500 Boiler Upgrade Scheme (BUS) grant, by an MCS-certified installer.

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Ground-source heat pump (installed)
GSHP Installation
£ 20,400 โ€“ £32,600

A borehole or slinky-loop ground array feeding an indoor heat-pump unit. Higher upfront cost but excellent efficiency and running cost. ยฃ14,000โ€“ยฃ25,000 installed after BUS grant.

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Hybrid heat pump + boiler (installed)
Hybrid System
£ 9,300 โ€“ £15,800

A heat pump paired with a smaller retained gas boiler for peak-demand back-up. Ideal for larger properties or where full electrification isn't yet viable. ยฃ10,000โ€“ยฃ18,000 installed.

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Your Project
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Costs depend on size, spec and access. The best way to know your exact price is to compare 3 quotes from local specialists.

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Lewes pricing note: South East England prices run 15โ€“25% above the national average, particularly in Surrey, Kent and areas within commuter distance of London. Strong demand and limited contractor availability in peak season push costs higher. Prices shown are indicative ranges for Lewes and South East. Always get at least 3 written quotes before committing to any builder.

Heat Pump Installation Specialists Who Know Lewes

Our Lewes coverage includes 200 vetted trades operating in the South East pricing area, with 800+ completed projects booked through BestBuilders and an average homeowner rating of 4.9 out of 5.

Coverage for Lewes extends into the neighbouring towns of Ashford, Burgess Hill and Herne Bay, giving you a broader set of South East trades to compare than a single-town search would return.

Where does Lewes sit on cost? South East England prices run 15โ€“25% above the national average, particularly in Surrey, Kent and areas within commuter distance of London. Strong demand and limited contractor availability in peak season push costs higher. Use that as your baseline, then compare three itemised quotes for the actual job.

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How It Works

1
Tell us your project
Describe your heat pump installation project and postcode. Takes 60 seconds.
2
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We send your brief to up to 3 local heat pump installation specialists in Lewes.
3
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Review quotes, profiles and reviews. No obligation to proceed.

Every Builder We Recommend Is:

โœ“ Minimum Free for homeowners
โœ“ Holds relevant trade qualifications
โœ“ Has a minimum of You choose who to hire before joining
โœ“ Actively monitored โ€” removed for sustained negative feedback

What Lewes Homeowners Say About Our Heat Pump Installation Specialists

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Went ahead with an air source heat pump at our place in Lewes. Proper room-by-room heat-loss survey first, MCS certificate sorted and the grant deducted straight off the quote. ยฃ11,280 fitted and the house has never been warmer.

Aisha R.
Lewes
Heat Pump Installation
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ASHP with radiator upsizing for our home in Lewes. Four radiators upsized for the lower flow temperature, tidy pipework and a proper handover of the controls. ยฃ15,480 including the cylinder, and running costs are down on last winter.

Adam N.
Lewes
Heat Pump Installation
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Heat pump and controls upgrade at our house in Lewes. DNO notification handled, the outdoor unit is quieter than the fridge, and the installer talked us through the controls properly. ยฃ18,620 all in over three days.

Donna M.
Lewes
Heat Pump Installation

Heat Pump Installation in Lewes โ€” FAQs

A typical air source heat pump installation in Lewes costs ยฃ7,500 to ยฃ14,000 fitted, including the cylinder and commissioning. The ยฃ7,500 Boiler Upgrade Scheme grant in England and Wales โ€” or Home Energy Scotland support in Scotland โ€” comes off that figure, so many straightforward installs land between ยฃ1,000 and ยฃ6,500. Ground source systems run ยฃ14,000 to ยฃ35,000 because of the ground works.
Usually not. Air source heat pumps are normally permitted development provided siting and noise conditions are met, and your installer runs the standard noise assessment as part of the design. Listed buildings and conservation areas carry extra restrictions, and Scotland and Wales apply their own permitted development rules โ€” worth checking before the survey if your Lewes home falls into one of those categories.
Yes. Every heat pump installer we match you with in Lewes is MCS-certified โ€” a condition of the Boiler Upgrade Scheme grant, and the certification that underpins your warranty and the DNO notification. We also verify insurance and customer reviews before an installer joins the platform.
A typical air source installation takes 2 to 5 days, including the hot water cylinder and any radiator upgrades. Ground source systems take one to two weeks once trenches or boreholes are underway. Allow a little lead time before work starts for the heat-loss survey, DNO approval and grant paperwork.
Most homes can run a heat pump well if the system is designed properly. The room-by-room heat-loss survey establishes the right unit size, which radiators need upsizing and whether insulation improvements would let you fit a smaller, cheaper system. For harder-to-insulate properties, a hybrid system pairs a smaller heat pump with your existing boiler for the coldest days.

Plan Your heat pump installation Project in Lewes

Whether you're researching costs, checking planning rules, or comparing approaches before you commit, our editorial team has produced these guides to help Lewes homeowners make informed decisions about their heat pump installation project.

Heat Pump Installation Cost Guide

Detailed UK price ranges, regional adjustments and worked examples for heat pump installation projects.

Read Heat Pump Installation Cost Guide โ†’

All Heat Pump Installation Specialists

Browse our nationwide network of local heat pump installation contractors covering all 519 UK towns.

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Heat Pump Installation Near Lewes

We also connect homeowners with local heat pump installation specialists in towns surrounding Lewes.

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Planning Your Heat Pump Installation in Lewes

Before you compare quotes, it's worth understanding the full UK price picture for heat pump installation and how Lewes sits within it. The guides below cover average costs, what affects your quote, and how to choose a builder you can trust.

UK Heat Pump Installation Cost Guide

Full price ranges, worked examples and the factors that move your quote โ€” drawn from real project data across 519 UK towns.

Read the heat pump installation cost guide โ†’

Heat Pump Installation Across the UK

Browse heat pump installation services nationwide, see what's typical in your region, and request quotes from any UK location.

Visit the UK heat pump installation hub โ†’

Planning Permission for Heat Pump Installation in Lewes

Find out whether your heat pump installation needs planning permission in Lewes, what Permitted Development limits apply, and how rules differ in conservation areas, Article 4 zones, and listed-building settings.

Read the heat pump installation planning rules โ†’

More homeowner resources: all UK building guides, cost guides, planning permission, comparisons, how-to guides and industry insights.

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Tell us about your project and we'll match you with 3 local heat pump installation specialists in Lewes. Free, no-obligation, no spam โ€” results in 24 hours.

๐Ÿ›๏ธPlanning permission for Heat Pump Installation in Lewes?Check whether your project needs permission before you start — read our 2026 planning guide →
๐Ÿ’ฌ Not sure about something? Ask a building expert
Planning permission, costs, building regs, choosing a trade โ€” free answers from our editorial team, published for other homeowners too.
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