Air Source Heat Pump System vs. Ground Source Heat Pump System
As people become more conscious of their carbon footprint and the need for energy-efficient homes, there is an increasing interest in renewable energy sources. Heat pumps are one such renewable technology that has gained popularity over the past few years.
They provide an excellent way to heat your home while reducing your energy consumption and carbon emissions. However, there are different types of heat pumps, and choosing between them can be a daunting task.
This article will compare air-source heat pumps (ASHPs) and ground-source heat pumps (GSHPs) and help you determine which one is right for you. Air source heat pump(ASHP) and ground source heat pump (GSHP) work in similar ways by extracting heat from the air or the ground and using it to heat your home. However, they have different installation costs, performance, and efficiency.
The advantages of ASHP
ASHP is the most commonly used type of heat pump in the UK, mainly because it is more affordable to install than GSHP. They work by extracting heat from the air outside your home and converting it into usable heat for your home. ASHP can also be used for cooling your home during the summer, making them a versatile option. They work best in mild climates and are suitable for homes with limited outdoor space.
One of the significant advantages of ASHP is its ease of installation. It does not require any digging or excavation work, which makes the installation process much simpler and less invasive than GSHP. Heat pump specialists such as ALSAVO INVERBOOST can easily install an ASHP in a day, depending on the complexity of the installation.
ASHP also has a lower installation cost than GSHP. The cost of installing an ASHP system ranges from £6,000 to £12,000, whereas GSHPs can cost anywhere between £10,000 to £20,000. Additionally, ASHP has lower maintenance costs and is generally easier to maintain than GSHP.
The disadvantages of ASHP
However, ASHP is less efficient than GSHP. It works by extracting heat from the air outside your home, which means it is affected by changes in outdoor temperature. In cold weather, it may struggle to provide enough heat to keep your home warm. Also, its performance decreases as the outdoor temperature drops, which makes them less efficient in colder climates.
The advantages and disadvantages of GSHP
On the other hand, GSHP is more expensive to install, but it is more efficient and can provide better performance than ASHP. It works by extracting heat from the ground, which maintains a more stable temperature than the air. This means that it can provide consistent heating throughout the year, regardless of the outdoor temperature.
GSHP is the best option for homes in colder climates and those with more outdoor space. GSHP has a higher installation cost than ASHP, but they are more efficient and can provide better long-term savings. The installation cost of a GSHP system is typically between £10,000 to £20,000, but they can save you up to £1,500 per year on your energy bills. The installation process for GSHP is more invasive than ASHP.
It requires digging a trench or drilling boreholes to lay the pipes needed to extract heat from the ground. This process can take several days, and it may cause disruption to your garden or driveway. In conclusion, both ASHP and GSHP have their advantages and disadvantages. If you have limited outdoor space and are looking for an affordable option, then ASHP may be the best choice for you. However, if you live in a colder climate and have more outdoor space, then GSHP may be a better option, despite its higher installation cost.