Wall Mounted Solar Panels - Positions & Aesthetics

Are you looking to generate solar energy but lack the roof space? Wall mounted solar panels can be the perfect solution. This guide will help you understand their benefits, installation process, and how they compare to traditional solar panels.

What Are Wall Mounted Solar Panels?

Wall mounted solar panels are a groundbreaking alternative to traditional roof-mounted systems, installed on vertical surfaces rather than horizontal roofs. This innovative approach allows properties with limited roof space, such as high-rise buildings and urban environments, to harness solar energy efficiently.

These panels can be installed on various wall orientations, making them adaptable to different building designs and maximising sunlight capture.

One of the standout features of wall mounted solar panels is their ability to capture low winter sun, which is particularly advantageous in northern regions. Additionally, these solar panels can be integrated with existing roof setups, expanding energy generation capabilities and providing an expansive solution for properties looking to maximise their renewable energy sources.

Utilising vertical wall surfaces, wall mounted solar panels provide a versatile and efficient method for generating clean energy, fitting perfectly into modern urban landscapes.

Installation Process for Wall Mounted Solar Panels

Before embarking on the installation of wall mounted solar panels, it’s vital to confirm with your local authority for any specific regulations and compliance requirements. This step ensures that your installation adheres to local codes and avoids potential legal issues. Hiring professionals for the installation can offer peace of mind, ensuring that the panels are correctly installed and optimised for maximum efficiency.

The installation process requires capable power tools for drilling and handling heavy objects, making it essential to have experience or professional assistance. Having at least two people perform the installation improves safety and efficiency.

The installation typically takes between one to three days, depending on the complexity and size of the system. Additional costs may arise due to the need for scaffolding and the labour-intensive nature of the setup.

Proper planning is necessary to run specific cables from the solar panels to the inverter and electricity meter, ensuring a seamless and efficient energy transfer. Safety considerations during installation are paramount, including allowing access to electricity meters and battery locations for future maintenance and adjustments.

Scaffolding may remain in place after the initial installation to facilitate any necessary corrections or adjustments.

Adhering to these guidelines ensures a successful installation of wall mounted solar panels, paving the way for sustainable energy generation.

Performance Comparison: Wall Mounted vs. Roof Mounted Solar Panels

Comparing wall mounted solar panels to roof-mounted ones involves considering their efficiency and electricity generation capabilities. Generally, wall mounted solar panels are less efficient than roof-mounted ones, providing less overall electricity generation.

This is primarily due to the typical angle of wall mounted panels, which makes it difficult to capture sunlight effectively during the summer months.

However, wall mounted panels offer distinct advantages, particularly in winter, when their steep angle helps capture more sunlight better when the sun is lower. The performance of wall-mounted solar panels can be significantly impacted by their orientation, with south-facing walls being the best solar panel direction for capturing energy.

Despite their lower overall efficiency, wall mounted solar panels provide a versatile and efficient alternative for properties with unsuitable roof space or limited roof space.

Regulatory and Planning Permission Considerations

Navigating the regulatory landscape for installing wall mounted solar panels can be complex. Typically, these panels do not require planning permissions unless they are located in specific areas, such as conservation areas or near listed buildings. Homeowners are encouraged to consult with local planning authorities to ensure compliance with any regulations and avoid potential legal issues.

In conservation areas, solar panels are generally not allowed on walls that face the road, and properties near listed buildings may require listed building consent for installation. Engaging with local planning consultants can help streamline the permitting process and ensure that your installation adheres to all local regulations and safety standards.

Professional installation can also reduce the risk of costly mistakes associated with DIY projects and ensure that your solar panels are installed correctly and efficiently.

Cost Analysis of Wall Mounted Solar Panels

The cost of installing wall mounted solar panels can vary based on several factors, including the size of the system and the complexity of the installation. On average, the installation cost for a 4kW solar panel system ranges from £5,000 to £6,000 in the UK. The cost of solar systems has decreased by approximately 16% since May 2023, making them more affordable for homeowners.

Wall mounted systems generate approximately 695 kWh per kWp annually, which is about 29-30% less than roof mounted systems at a 38° pitch. Despite generating less energy, wall mounted solar panels can significantly cut down electricity bills, with homeowners saving up to £1,020 annually on energy bills.

The break-even point for a solar panel system investment is typically around 7 to 10 years, with government incentives and financing options further reducing the initial investment costs.

Advantages of Wall Mounted Solar Panels

Wall mounted solar panels offer several advantages, particularly for properties where roof installation is impractical, similar to ground mounted solar panels. These panels allow homeowners to utilise otherwise unused vertical surfaces for energy generation, maximising the use of available space. They can also serve as a supplementary power source if roof space is exhausted, providing additional energy generation capabilities.

One significant advantage is the ability to position wall mounted solar panels on large, unshaded south-facing walls, maximising sunlight exposure and energy production. Vertical solar panels also provide elevated property aesthetics, enhancing the overall look of a building while promoting sustainable energy use.

The versatility, efficiency, and aesthetic appeal of wall mounted solar panels make them an excellent choice for modern urban environments.

Challenges and Limitations

While wall mounted solar panels offer numerous benefits, they also come with certain challenges and limitations. These panels generally face more shading challenges compared to roof mounted systems, which can impact their overall efficiency. Installing wall mounted panels to supplement a roof array may not always be effective due to potential shading and orientation issues.

The structural integrity of the wall is essential for the installation of solar panels. It needs to be able to support the weight of both the panels and the mounting equipment. Before installation, older buildings might need an engineering assessment. They could also require potential reinforcement.

Additionally, wildlife issues, such as birds and spiders, may pose challenges for wall mounted panels, necessitating the use of deterrents like spike strips. Despite these challenges, the long-term benefits of wall mounted solar panels can outweigh the limitations when properly managed.

Maintenance Tips for Wall Mounted Solar Panels

Maintaining wall mounted solar panels is generally easier and more accessible compared to roof mounted systems. Regular cleaning and maintenance are key to ensure optimal performance and longevity. Cleaning wall mounted solar panels at least twice a year is recommended, with more frequent cleaning in dusty areas.

Using distilled or deionised water for cleaning prevents mineral stains on the panels, and mild detergents or products specifically designed for solar panels are safer than harsh chemicals. Soft-bristle brushes or microfiber cloths should be used to avoid scratching the solar panel surface.

Performing maintenance in the early morning helps avoid thermal stress caused by hot panels and cold water. Regular visual inspections can help identify any damage, such as cracks or loose connections, ensuring the panels remain in good condition.

Environmental Impact and Sustainability Benefits

Wall mounted solar panels contribute significantly to lowering household carbon emissions, helping to achieve sustainability goals and reduce the overall carbon footprint. By providing a renewable energy source, these panels support green energy initiatives and reduce reliance on fossil fuels.

In urban areas where space is limited, wall mounted panels offer a practical solution for integrating renewable energy solutions into dense environments. These systems can produce substantial energy, particularly in winter, when the sun’s angle is more favourable for wall mounted installations.

Overall, wall mounted solar panels play a huge role in promoting a greener future and providing a cost-effective solution for sustainable energy generation.

Battery Storage Integration

Integrating battery storage with wall mounted solar panels can significantly enhance energy efficiency and savings. The inclusion of a solar battery can result in a total cost for a 4kW system ranging from £13,000 to £15,500. Solar battery systems can add between £2,500 and £10,000 to the overall installation cost, but various government grants and schemes, such as the ECO4 program, can help reduce these costs.

The Dura5 solar battery is designed to store excess energy generated by solar panels for later use, such as during the night or on cloudy days. By integrating the Dura5 battery with solar panels, homeowners can significantly reduce their energy bills, potentially by up to 90%.

The Duracell Energy App further optimises battery usage by analyzing weather forecasts to predict low solar production times, ensuring the battery is charged when needed.

Aesthetic and Design Considerations

Wall mounted solar panels offer a modern and stylish look, enhancing the architectural design of a building. These panels can be installed at different heights, optimising sunlight exposure while contributing positively to the building’s appearance. Their upright design allows them to blend seamlessly into urban environments, resembling billboards or other vertical structures.

For homeowners prioritising aesthetics, wall mounted solar panels can be less prominent in appearance, reducing visibility from the ground level. This makes them a favourable choice for those concerned about their property’s visual appeal.

The versatility and aesthetic appeal of wall-mounted solar panels makes them an excellent addition to any building, enhancing both functionality and design.

Choosing the Right Wall Mounted Solar Panels

Selecting the right wall mounted solar panels is critical for maximising efficiency and cost-effectiveness. The type of solar panels chosen can significantly impact the system’s performance, with monocrystalline panels recognised for their high efficiency and durability.

Evaluating installation compatibility with existing structures is essential to ensure optimal performance.

Durability and warranty terms are critical factors to consider, with many panels designed to last over 25 years. The design of the solar panel system, including the number of panels and their arrangement on the wall, also plays an important role in maximising energy production.

By carefully selecting the right mounting panels and ensuring proper installation, homeowners can achieve the best results when they install solar panels in their wall mounted system.

Professional vs. DIY Installation

Choosing between professional and DIY installation of wall-mounted solar panels involves weighing the potential cost savings against safety risks and the assurance of quality. Opting for a DIY installation can lead to significant savings by eliminating labour costs, but it requires a thorough understanding of electrical work and local building codes. Safety concerns, such as the risk of accidents and potential electrical hazards, must be carefully considered.

Some manufacturers may void warranties if solar panels are not installed by certified professionals, impacting long-term investment security for DIY installers. Professional installation ensures compliance with local regulations and safety standards, providing peace of mind and reducing the risk of costly mistakes.

Homeowners must carefully consider these factors when deciding between professional and DIY installation.

Mounting Solar Panels on Wall - Our Verdict

Wall mounted solar panels present an innovative and space-efficient solution for renewable energy generation, particularly in urban environments with limited roof space. From their versatile installation options to their aesthetic appeal, these panels offer numerous benefits for modern buildings.

While there are challenges and limitations to consider, such as shading issues and structural requirements, the long-term advantages of wall mounted solar panels are significant.

By carefully selecting the right panels, ensuring proper installation, and integrating battery storage, homeowners can maximise their energy savings and contribute to a greener future.

Wall mounted solar panels are a testament to the potential of renewable energy solutions to transform our living spaces and promote sustainability.

As we move towards a more sustainable future, the adoption of innovative solutions like wall mounted solar panels will play a key role in reducing our carbon footprint and enhancing energy efficiency.

Frequently Asked Questions

Do wall mounted solar panels require planning permission?

Wall-mounted solar panels generally do not require planning permission unless they are installed in conservation areas or near listed buildings. Always check local regulations before proceeding.

How much does it cost to install wall mounted solar panels?

Installing wall-mounted solar panels typically costs between £5,000 and £6,000 for a 4kW system in the UK, not including additional expenses for scaffolding and labour.

Are wall mounted solar panels as efficient as roof mounted ones?

Wall mounted solar panels are generally less efficient than roof mounted ones, though they may perform better in winter due to their angle. It's essential to consider your specific situation when deciding between the two.

What are the maintenance requirements for wall mounted solar panels?

Wall mounted solar panels require regular cleaning and inspections to maintain optimal performance. This maintenance is generally easier and more accessible than that of roof mounted systems.

Can I install wall mounted solar panels myself?

While you can install wall-mounted solar panels yourself, it's essential to have a solid understanding of electrical work and local building codes. Hiring a professional ensures compliance with safety standards and helps maintain warranties.