Heat pump grants & incentives

Wherever you are in the UK, there are government grants and incentives available to make switching to a heat pump more affordable.

  • Live in England or Wales? The Boiler Upgrade Scheme knocks £7,500 off the price of a heat pump.
  • In Scotland, there’s a £7,500 grant and a £7,500 interest free loan.
  • For low-income households across the UK, the ECO4 scheme can cover the full cost of clean energy upgrades.

£7,500 heat pump grant available in England and Wales with the Boiler Upgrade Scheme.

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£15,000 funding available to install a heat pump in Scotland with the Home Energy Scotland Grant and Loan.

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The ECO4 scheme, provides low income households with fully-funded clean energy upgrades, like an Aira Heat Pump.

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Boiler Upgrade Scheme (England & Wales)

The Boiler Upgrade Scheme (or ‘BUS’ for short) gives eligible homes a £7,500 grant to help replace their old gas or oil boiler with a clean energy heat pump.

Aira Van driving through Scotland with a caslte in the background

Home Energy Scotland (Scotland)

The Home Energy Scotland Grant and Loan provides up to £15,000 in funding to install a heat pump, of which £7,500 is a grant and £7,500 is an interest-free loan.

ECO4 (low income homes, UK)

The Energy Company Obligation (ECO4) scheme is designed to help lower-income households cut their energy bills and improve home efficiency with fully-funded clean energy improvements.

An Aira air source heat pump outdoor unit covered in snow with snow on the ground. It is placed against a wall, between some potted plants

England & Wales: The Boiler Upgrade Scheme

The Boiler Upgrade Scheme (BUS) pays you £7,500 when you switch your fossil fuel boiler for an air source heat pump.

As part of your hassle-free switch, we’ll apply for the grant for you and deduct it from your quote, so you don’t have to lift a finger.

Scotland: Home Energy Scotland Grant & Loan

With the Home Energy Scotland Grant and Loan, residents in Scotland can access up to £15,000 in funding to install a heat pump. This includes a £7,500 grant and a £7,500 interest-free loan.


Individuals in rural areas may be eligible for even more. There’s up to £16,500 in funding available, of which £9,000 is a grant and £7,500 is an interest-free loan.



This means you could switch to an Aira Heat Pump for as little as £62.50 per month.*

Two Aira Technicians installing an Aira Heat Pump

Low-income households: ECO4 scheme

If you, or someone in your home, receives benefits such as Universal Credit, Pension Credit, or Child Tax Credit, you could qualify for the ECO4 scheme.

This government-backed initiative is designed for low-income households and provides fully funded clean energy upgrades, including insulation, solar panels, and an Aira Heat Pump.

There’s also 0% VAT to pay

Need more reasons to switch? Clean energy home improvements, like switching to a heat pump, installing solar panels and insulating your home, are exempt from VAT until 31st March 2027.


That means you pay 20% less to make your home more energy efficient.

Wondering if you’re eligible for a heat pump grant or incentive?

Got questions about heat pump grants in the UK? Here are some answers.

* HES monthly payment of £62.50 is based on a Home Energy Scotland 10-year plan for a 6KW Aira Heat Pump, standard installation complexity and an upfront cost of £229. Your quote may vary as Aira quotes are tailored based on various factors..