Air Source Heat Pump

Air-source heat pumps (ASHPs) are particularly beneficial for UK homes that want to reduce their carbon footprint and lower energy bills. These systems effectively convert electricity into heat, often delivering more than three units for every unit consumed. 

ASHPs can provide cooling during the summer, making them a versatile solution for year-round comfort. However, their efficiency and suitability can vary based on the home's insulation, local climate, and the system's compatibility with existing heating infrastructure.

Given the growing emphasis on reducing carbon emissions in the UK, more homeowners are considering ASHPs to move toward sustainable, energy-efficient living. Financial incentives like the Boiler Upgrade Scheme make this technology more accessible to a broader audience. 

At Renewable Energy, we are dedicated to helping you transition to a more sustainable home. Our team provides professional guidance on choosing the right ASHP system for your needs and offers competitive pricing to ensure you maximise your investment. If you’re interested in learning more or would like a personalised quote, we are here to help. 

What is an Air Source Heat Pump?

An air source heat pump (ASHP) is a renewable heating system that transfers heat from the outside air into a home to provide heating and hot water. 

ASHPs use electricity to power a compressor, which absorbs heat from the air and increases its temperature before circulating it within the home. 

Air source heating is widely considered an environmentally friendly and energy-efficient alternative to traditional gas or oil boilers, as they rely on the natural heat present in the air rather than burning fossil fuels.

How Does an Air Source Heat Pump Work?

An air source heat pump works by extracting heat from the outside air, even in cold conditions, and using it to heat your home. 

Heating is achieved by absorbing the heat into a refrigerant, compressing it to increase the temperature, and then distributing this warmth through radiators, underfloor heating, or hot water systems. 

In the UK climate, ASHPs can effectively extract heat even when temperatures drop to as low as -15°C.

Two types of air-source heat pumps are available: air-to-air and air-to-water. 

Air-to-air systems deliver warm air directly into your home through vents, while air-to-water systems circulate heated water through radiators or underfloor heating systems. 

Air-to-water systems are more common in the UK, especially for homes requiring space heating and hot water.

How Much Do Air Source Heat Pumps Cost?

The cost of installing an air source heat pump in the UK generally ranges between £7,000 and £13,000, depending on factors such as the size of the system, the type of property, and its energy efficiency. 

Larger homes may require more powerful systems, increasing installation costs and ongoing running expenses. Other factors influencing the cost include the complexity of integrating the ASHP with existing heating systems, such as radiators or underfloor heating.

Air Source heat pump running costs are generally cheaper than traditional gas or oil boilers, especially in well-insulated homes. 

Depending on energy prices and usage, households can save between £300 and £500 per year on energy bills with an ASHP. 

Financial incentives, such as the Boiler Upgrade Scheme, provide grants of up to £5,000 toward installing air source heat pumps, helping offset the upfront costs.

To get an accurate price tailored to your specific needs, it's best to consult a professional installer who can assess your property and recommend the most efficient system. 

Contact us today for a personalised quote and learn how much you could save with an air source heat pump, including details on any available grants or financial incentives.

What Are the Benefits of Installing an Air Source Heat Pump?

Air source heat pumps provide several key benefits for UK homeowners, such as energy efficiency, reduced bills, eco-friendliness, and low maintenance:

• Energy Efficient: They can deliver three to four times the heat for every unit of electricity used, significantly reducing energy consumption.

• Lower Bills: Switching from gas, oil, or electric heating can lead to substantial savings on energy bills.

• Eco-Friendly: Using renewable energy from the air, they help cut carbon emissions, supporting the UK's net-zero targets.

• Year-Round Comfort: ASHPs provide winter heating and summer cooling, ensuring comfort throughout the year.

• Durability and Low Maintenance: With a 15 to 20 years lifespan and minimal upkeep requirements, they are a reliable, long-term investment.

Contact us today for a tailored quote and more information on how an air-source heat pump can benefit you. 

Are Air Source Heat Pumps Suitable for My Home?

Air-source heat pumps (ASHPs) are suitable for a wide range of homes in the UK, but their effectiveness depends on certain factors. 

Well-insulated homes benefit the most from ASHPs because the heat they generate is better retained. Homes in more moderate climates will also see greater efficiency, although modern ASHPs can still operate effectively in colder regions of the UK.

You’ll need sufficient outdoor space to install the unit, typically mounted on a wall or placed on the ground outside the home. 

The system must be integrated with your existing heating infrastructure, such as radiators or underfloor heating. In some cases, you may need to upgrade these systems to maximise the ASHP's performance.

How Do Air Source Heat Pumps Compare to Other Heating Systems?

Air-source heat pumps offer higher energy efficiency than traditional heating systems like gas or oil boilers. They often convert three to four times the energy used into heat, making them more environmentally friendly and cost-effective long-term.

Air-source systems are generally cheaper and easier to install than ground-source heat pumps, as they don’t require excavation work. However, ground-source systems may offer slightly better efficiency in colder climates since they rely on the stable temperature of the ground rather than air.

How Efficient Are Air Source Heat Pumps in Cold Climates?

Air-source heat pumps (ASHPs) are designed to work in the UK's relatively mild climate but are still efficient at lower temperatures. 

Most modern ASHPs can operate in temperatures as low as -15°C (or 5 degrees Fahrenheit), although their efficiency may decrease as the temperature drops. 

The Seasonal Energy Efficiency Ratio (SEER) and Heating Seasonal Performance Factor (HSPF) are metrics used to assess the performance of ASHPs in various conditions, ensuring they remain efficient in colder months.

To improve performance in colder regions of the UK, homeowners may opt for systems with defrost cycles or hybrid setups that combine an air source heat pump with a backup heating source for particularly harsh winters.

What Is the Installation Process for an Air Source Heat Pump?

The installation of an air source heat pump is straightforward and typically follows these steps:

1. Home Assessment: A professional installer will visit your home to determine the best system and location for installation.

2. Outdoor Unit Placement: The outdoor unit is mounted on a wall or ground level.

3. Connection to Heating System: The unit is then connected to your existing heating system, such as radiators or underfloor heating.

The installation process usually takes 1 to 3 days, depending on the complexity of the system and the property’s existing infrastructure. Disruptions during installation are minimal, though some adjustments to the heating system may be required.

Disruption is minimal, though some modifications to your heating system may be needed.

What Maintenance Is Required for an Air Source Heat Pump?

Maintaining an air source heat pump is relatively simple and requires minimal effort. Regular tasks include cleaning filters, ensuring the outdoor unit remains debris-free, and checking refrigerant levels. It’s recommended to have the system professionally serviced once a year to ensure it remains in good working order and to identify any potential issues early.

Routine maintenance helps maintain the pump's efficiency and prolongs its lifespan, ensuring continued energy savings and reliable performance.

Are There Any Downsides to Air Source Heat Pumps?

The disadvantages of air-source heat pumps include high installation costs, outdoor unit noise, and reduced efficiency in extremely cold climates. 

However, in the UK, these concerns are mitigated. Government grants help offset installation costs, modern units run quieter, and the UK’s milder winters mean air-source heat pumps remain efficient without needing backup systems. 

Overall, they are a practical and energy-efficient solution for most UK homes.

What Financial Incentives Are Available for Air Source Heat Pumps?

Financial incentives, such as the Boiler Upgrade Scheme, are available in the UK to make air-source heat pumps more accessible. 

The Boiler Upgrade Scheme offers grants of up to £5,000 to assist with the cost of installing ASHPs. 

This incentive helps reduce the initial investment, making the transition to renewable energy more affordable for homeowners. Additional support may be available through local council schemes or low-interest green loans to encourage energy efficiency upgrades.

How Long Does an Air Source Heat Pump Last?

Air-source heat pumps typically last 15 to 20 years, depending on factors such as climate, usage, and regular maintenance. 

Proper care and annual servicing can extend the system’s life and ensure it continues to operate efficiently. When the system shows signs of wear or becomes less cost-effective, upgrading to a newer model can offer further energy savings and improved performance.