If you’re looking into Installing a solar system, then this guide is for you. It dives deep into understanding what contributes towards solar panel installation cost, average cost of solar panels, and the different types of solar panels.
Solar planels is an excellent way to generate energy, improve energy efficiency and reduce your energy bills.

How Much Are Solar Panels?
Solar Panels Prices
The cost of solar panels varies depending on the type of solar panel, the number of solar panels being installed, the duration of the job, and the location within the UK. On average, the cost for installing solar panels ranges between £2500-£9000.
Solar panels come in two major types: polycrystalline and monocrystalline. Monocrystalline solar panels are the most efficient and durable type of solar panel available. The cost of solar panel installation has decreased significantly in recent years due to advancements in solar energy technology.
The price of solar panels also varies based on the system size, which typically ranges from 1kW to 5kW. The higher the wattage, the more expensive the solar panel system will be. For instance, a 1kW monocrystalline solar panel costs around £2000-£3500 on average, while a 5kW monocrystalline solar panel system costs around £7500-£9000.
The table below provides an overview of the costs for different types of solar panel installation jobs, including the cost of solar panels and labour, as well as the timescales for completion:
Job Description | Timescales | Price of Solar Panels | Cost for Labour |
---|---|---|---|
1kW Monocrystalline | 2-3 days | £2500-£4000 | £600-£800 |
2kW Monocrystalline | 2-3 days | £3000-£5000 | £600-£800 |
3kW Monocrystalline | 2-4 days | £4500-£6000 | £600-£1,000 |
4kW Monocrystalline | 2-4 days | £6000-£8000 | £600-£1,000 |
5kW Monocrystalline | 2-4 days | £7000-£9500 | £600-£1,000 |
1kW Polycrystalline | 2-3 days | £2000-£3000 | £600-£800 |
2kW Polycrystalline | 2-4 days | £3500-£5000 | £600-£1,000 |
3kW Polycrystalline | 2-4 days | £4000-£6500 | £600-£1,000 |
4kW Polycrystalline | 2-4 days | £6000-£8000 | £600-£1,000 |
5kW Polycrystalline | 2-4 days | £7000-£9000 | £600-£1,000 |
As shown in the table, the cost of solar panel installation varies based on the type of solar panel and the system size. It is important to consider the costs of both the solar panels and labour when budgeting for solar panel installation.
What are the Supply Costs of Fitting Solar Panels?
If you are planning to install solar panels on your own, you should know that the cost of solar panels without labor can range from £350-£500 per panel. The cost will depend on the type and size of the system you choose.
Monocrystalline solar panels are more expensive than polycrystalline solar panels. Monocrystalline solar panels cost around £400-£500 per m2, while polycrystalline solar panels cost around £250-£300 per m2.
Before investing in solar panels, it is important to ensure that your roof is suitable for installation. Keep in mind that installing solar panels requires a significant budget. It is recommended to purchase solar panels from a reliable retailer to ensure their quality.
The supply costs of fitting solar panels will depend on the type and size of the system you choose. Monocrystalline solar panels are more expensive than polycrystalline solar panels. Ensure that your roof is suitable for installation and purchase solar panels from a reliable retailer to ensure their quality.
What are the Additional Costs of Solar Panel Installation?
Solar panel installation cost can vary depending on several factors. Apart from the initial installation costs, there are additional costs that homeowners may need to consider. These costs include:
- Roof repair – between £120-£900 may be necessary to ensure that the roof is in good condition before the installation of solar panels.
- Solar battery storage system – prices range from £1200-£6000 depending on the size and capacity of the battery.
- Scaffolding – initial scaffold erection starts from £350 exc VAT plus for a small tower an additional £10-£30 per day for scaffolding during the installation process.
- Solar panel cleaning – homeowners may need to pay between £3-£10 per panel for cleaning services.
- Repairs and maintenance – homeowners may need to pay between £140-£400 per panel for repairs and maintenance.
- Special water tank – homeowners may need to pay between £2000-£4000 for a special water tank to store hot water generated by the solar panels.
- Solar panel inverter – prices range from £1000-£15,000 depending on the type and capacity of the inverter.
It is important for homeowners to consider all of these additional costs when planning for solar panel installation.
Tradesmen Costs for Installing Solar Panels
The cost of tradesmen for installing solar panels can vary depending on the size of the job and the location of the property. On average, it takes around 2-3 days to install solar panels. The labour cost can easily add up for larger jobs, with the average solar panel installation contractor charging between £300 – £400 per day.
Most contractors include the cost of labour in the overall price of the job. However, customers can request a breakdown of costs if they are curious about how the overall price is calculated.
It is important to note that the cost of labour can be affected by certain factors. For example, if the roof is in poor condition, it may need to be fixed before solar panels can be installed.
Overall, customers should be aware of the potential costs of tradesmen when considering solar panel installation.
How Long Does It Take to Remove and Replace Solar Panels?
The duration of the solar panel removal and replacement process can vary depending on several factors. On average, it takes around 2-3 days to install solar panels on a residential roof. However, the size of the job, the condition of the roof, and the ease of access to the roof can all affect the timescales.
Types of Solar Panels
Monocrystalline Solar Panels
Monocrystalline solar panels are a popular option for those who want to install solar panels. They are considered to be the better option of the two because they are more durable and more efficient.
The pros of monocrystalline solar panels are that they last longer than other types of solar panels, they are more efficient than other types of solar panels, they are more robust and durable than other types of solar panels, and they don’t take up much space compared to other solar panels.
However, there are also cons to consider. Monocrystalline solar panels are quite expensive, their performance is affected by changes in temperature, and the process of manufacturing them creates a lot of waste.
Polycrystalline Solar Panels
Polycrystalline solar panels are significantly cheaper than monocrystalline solar panels, making them a more affordable option. However, they are less efficient.
The pros of polycrystalline solar panels are that they don’t produce as much waste as monocrystalline solar panels, they are a more affordable option, and they are more efficient in warm weather.
On the other hand, the cons of polycrystalline solar panels are that they don’t last as long as other types of solar panels, they are not as efficient as monocrystalline solar panels, and the panels are larger and require more room for installation.
Benefits of Solar Panels
Save Money
Solar panels can help homeowners save money on their energy bills by reducing their reliance on the grid. By generating their own electricity, homeowners can significantly lower their energy costs. In fact, some homeowners can even earn money by selling excess energy back to the grid. The initial investment in solar panels can be offset by the long-term savings on energy bills.
Low Maintenance
Solar panels are a low-maintenance option for homeowners. They require little upkeep and can last for many years. Solar panels are durable and can withstand extreme weather conditions. This means that homeowners can enjoy the benefits of solar energy without having to worry about costly repairs or replacements.
Good for the Environment
Solar panels are a clean and renewable source of energy. They do not produce harmful emissions like traditional energy sources, which means they are good for the environment. By reducing reliance on non-renewable energy sources, solar panels help to reduce carbon emissions and protect the planet for future generations. Choosing solar panels is a great way for homeowners to reduce their carbon footprint and contribute to a more sustainable future.
Ongoing Costs of Solar Panels
Solar panels are designed to be low maintenance and long-lasting. However, they require regular cleaning to maintain their efficiency. The cost of cleaning solar panels can range from £50 to £100 annually or bi-annually. Homeowners can choose to clean the panels themselves to save money. Overall, solar panels are a cost-effective investment with minimal ongoing expenses.
Choosing a Solar Panel System
When choosing a solar panel system, the size of the installation is usually only limited by the roof space available. While solar systems can be installed on land, this depends on property and Permitted Development limits will apply. For a 3 or 4 bedroom semi-detached or detached house, the average solar system size is around 4kW. It is important to consider the size of the solar system when selecting the appropriate panels for installation.
How Much Does It Cost to Remove Solar Panels?
Removing solar panels can be a complicated and risky task, so it is generally recommended to hire a professional to do the job. The cost of solar panel removal typically ranges from £500-£1,500, with an additional £100 fee for disconnecting the panels from your electrical system.
If you want to dispose of the panels after removal, you may need to pay an extra £150-£200 for waste disposal. It is important to note that these costs can vary depending on the complexity of the job, the size of the panels, and the location of your home.
While it is possible to remove solar panels as a DIY project, it is not recommended unless you have experience with electrical and roofing work. Hiring a professional can ensure that the job is done safely and efficiently, minimizing the risk of damage to your property or injury to yourself.
How to Choose a Solar Panel Installer
When choosing a solar panel installer, it is important to look for certain qualifications. The installer should have MCS accreditation and a proven portfolio of recent local work. It is also favorable if the installer is a member/accredited by/to the Renewable Energy Assurance Limited (REAL), the Solar Trade Association (STA), or the Renewable Energy Consumer Code (RECC).
It is important to understand the type and size of solar system you need, as well as the manufacturer/model of panel you want, as not all installers use all manufacturers.
When it comes to warranties and guarantees, many installers offer their own guarantees, but it is important to note that manufacturers’ guarantees on panels typically last 20 or 25 years.
If you need more information on solar panel installation cost or any other related matters, do get in touch with our team at Premier Roofing Solutions.