Help & Advice Blogs A Guide to Heat Pumps

A Guide to Heat Pumps

Learn more about how energy-efficient heat pumps are and how to choose the best option for your home to help save money on bills.

42323e59d0bc2dc9b55982905fad56d3
airsourceheatpumpfittedoutsideanewhome

A Guide to Heat Pumps

As we look for smarter ways to keep our homes cosy and cut down on energy use, heat pumps have become the sustainable choice for household heating. One of the biggest draws is the mega energy efficiency heat pumps bring to the table. Unlike traditional systems that burn fuel, heat pumps simply move heat from the air, water, or ground around us. This means saving money on energy bills and doing your bit for the planet. In this article, we’ll dive into the heat pump landscape looking at how they work, what the benefits are, and why more homeowners are making the switch to a more comfortable and eco-friendly household.

What are heat pumps?

Heat pumps are forward-thinking heating systems designed to move thermal energy from one location to another. They work on a simple principle: when heat is needed, the pump extracts it from the outside air, ground, or water source and transfers it inside your home to heat your radiators, hot water systems, or both.

What are the most common types of heat pumps?

Let’s take a look at two of the most common heat pump solutions for homes:

Ground source heat pumps

Ground source heat pumps  take advantage of the steady temperatures found underground to heat your home efficiently. As they draw heat from the ground they work well no matter how extreme the weather is. This makes them a great choice for places with harsh winters.

Air source heat pumps

Air source heat pumps  pull heat from the outside air, even when chilly. They are typically easier and quicker to install, plus they don’t need as much space, making them a popular choice for UK homeowners. There are other types of heat pumps which may also suit you well, depending on the needs of your household:

  • Hybrid heat pumps: Can work alongside a fossil fuel boiler.
  • Solar-assisted heat pumps: A match made in heaven! Solar panels support the heat pump.
  • Water source heat pumps: Absorb heat from nearby water sources such as lakes or rivers.
  • Exhaust air heat pumps: Extracts heat from ventilation air as it leaves your home.
  • Cascaded heat pumps: Multiple units working together for homes with high heat needs.

What are heat pumps

How do heat pumps work?

Heat pumps use pipes typically placed outside and filled with a mix of water and antifreeze. The pipes and the heat pump unit work together in simple steps to keep your home warm and cosy:

  1. Fluid moves through the pipes, soaking up heat from the air, ground or water source.
  2. The warmed liquid makes its way to the heat pump unit, where it gets transformed into gas.
  3. The unit compresses the gas to crank up its temperature before it travels through coils and releases warmth into your home.

Advantages of heat pumps

Heat pumps come with a raft of benefits that make them a smart choice for any home.

  • Energy efficiency: Undoubtedly one of the biggest perks, heat pumps generate more heat energy than the electricity they use. This makes them an essential energy-efficient addition to your home.
  • Lower energy bills: Switching from your traditional heating system to a heat pump can result in huge energy savings and a serious reduction in energy bills.
  • Reduced carbon footprint: Heat pumps produce fewer carbon emissions than other heating methods, making them the most eco-friendly choice for your home and the planet.
  • Consistent warmth: Heat pumps don’t deliver the blast style of heating that fossil fuel boilers do. Instead, they offer a gentle and sustainable form of heating that keeps your home at a consistently cosy and comfortable temperature.
  • Increased property value: The addition of a heat pump can substantially increase the value of your property, with a growing demand for renewable energy among savvy buyers.

Overall, heat pumps are a sustainable, cost-effective solution for homeowners wanting to save money, boost comfort levels, and lower their environmental impact.

Heat pumps efficiency

We’ve talked about the energy efficiency of heat pumps, but what does it really mean? Let’s dig in a little more: Heat pumps boast an average coefficient of performance (COP) of 350%. This means they produce 3.5 kilowatts of heating power for every 1 kilowatt of electrical energy used. For context, the average COP of a conventional gas boiler is 70-80%. Put simply, heat pumps win hands-down in the battle of energy efficiency!

They’re cheaper to run too and will cost an average household around £1540 per year. Of course, this will vary based on several factors including property size, heating demands, and the type of heat pump you choose. Despite running costs, and the initial outlay for installation, a heat pump is an investment that should eventually pay for itself through a significant reduction in your energy bills.

Choosing a heat pump system

When it comes to choosing a home heat pump system, budget and space are two of your biggest considerations.

  • Air source heat pumps are the most popular choice for UK households. They don’t require a lot of space and they tend to be cheaper to install than other heat pumps.
  • Ground source heat pumps on the other hand are more energy-efficient, although they require more outdoor space and are generally more expensive to install.

If your budget allows and space isn’t a concern, a ground-source heat pump is well worth the investment. Alternatively, if you need a more straightforward, budget-friendly solution, an air-source heat pump will fulfil your heating needs effectively, plus offer savings on installation costs.

Advantage of Heat Pumps

Maintaining heat pumps

Heat pumps are generally easier to maintain than combustion heating systems.

Regular maintenance is a good idea but this shouldn’t be a chore! It’s straightforward to keep a heat pump running smoothly.

It usually entails:

  • Cleaning and changing air filters
  • Clearing leaves and debris from the outdoor unit
  • Keeping an eye on refrigerant levels

Simple maintenance, along with a professional service every year, is usually enough to keep your heat pump running efficiently for 20 years or more.

Heat Pump Installation Requirements

Ground source heat pump systems

The size of your outdoor space is a consideration and you’ll need enough land to fit the ground loop, which can be set up either horizontally or vertically based on your available space. There’s also the internal plant equipment – such as the pump, hot water cylinder, and buffer tank – to consider. These units require more room than a standard boiler system so some thought should be given to where you position them.

Air source heat pump systems

An air source heat pump should ideally be installed outside your property in a location that has good airflow and minimal obstructions. This is to ensure adequate heat absorption from the outdoor environment.

Conclusion

As more of us seek to reduce our energy consumption and carbon footprint, heat pumps are proving to be a smart investment for homeowners everywhere. The benefits are clear: lower energy bills, enhanced comfort, and increased property value, making the transition to a heat pump a smart choice for sustainable living.

At Bundle, our mission is to help every home in the country save energy, money, and the planet. Our expert team can guide you through your heat pump options and help you make an informed investment into your greener future. Use our handy planner tool and get a free quote for a heat pump system today.

Share this article