Solar panels on the roof – now also on the garage

More and more homeowners want to use solar energy because electricity prices are rising and, at the same time, the desire for environmentally friendly energy supplies is growing. Many people first think of a solar system on the roof of their house, because the house usually offers the largest area for modules. But often an important area remains unused: the garage.

A solar system on the garage can be a very useful addition. This is because a photovoltaic garage makes it possible to generate additional electricity without having to make any changes to the house. Especially if the roof space of the house is limited or already fully occupied, additional roof space can be used for a solar system on the garage.

This creates a larger photovoltaic system on the house, which produces more electricity and can better cover your own needs. In addition, this significantly increases the amount of solar power available for the household.

The most important information at a glance

• Why a solar system on the garage is worthwhile
• Which garages are suitable for photovoltaics
• Technology and requirements for a PV system on the garage
• The garage as an extension of an existing photovoltaic system
• Use solar power and reduce costs
• Conclusion: More solar power through additional roof space

Why a solar system on the garage is worthwhile

Many people initially plan to install a solar system on the roof of their house because the roof of the house usually offers the largest surface area. However, the garage often remains unused, even though it is also well suited for this purpose. A solar system for the garage and house can significantly increase energy production.

When homeowners use a garage for photovoltaics, additional space is created for modules. This allows more photovoltaic modules to be installed and more solar power to be generated. Especially with modern systems, it makes sense to include every suitable surface.

Photovoltaics on the garage roof are interesting because they can be used flexibly. Sometimes they serve as a stand-alone PV system on the garage, sometimes as a supplement to the existing system on the house. In both cases, they help to produce more electricity yourself.

In addition, garage roof photovoltaics are particularly practical if the house roof is unfavorably aligned or already fully occupied. In such cases, a solar system on the garage can be an important additional source of energy.

Which garages are suitable for photovoltaics

In principle, many garages can be equipped with a photovoltaic garage. The shape of the roof is particularly important, but the orientation of the photovoltaic roof also plays a role.

Flat roofs are particularly popular because the solar modules can be flexibly aligned in the garage. This means that the modules can be mounted at an optimal angle to the sun. This allows more electricity to be produced.

However, sloping roofs are also well suited. If a garage has a gable or pent roof, the photovoltaic modules can be mounted in a similar way to a house roof. It is only important that as little shade as possible is created.

Precisely because garages are usually slightly lower than houses, photovoltaics are particularly interesting for small roof areas. Modern modules deliver good performance even on smaller areas.

Technology and requirements for a PV system on a garage

Before homeowners install a solar system on their garage, they should first check a few technical requirements. The stability of the roof plays a particularly important role here, as solar modules, substructures, and fastenings add additional weight. Homeowners must therefore ensure that the garage roof can permanently bear this additional load.

When homeowners plan to install a PV system on their garage, specialist companies first check the structural integrity of the roof. They then determine how the modules can be securely fastened and which technical solution is suitable for the garage in question. In doing so, they take into account both the shape of the roof and the orientation of the garage.

Another important component of a photovoltaic system is the inverter. This device converts the direct current generated into usable alternating current so that the electricity can be used in the household. Only through the inverter is the solar power generated available for household appliances, lighting, or charging stations.

In addition, specialist companies connect the system to the house’s power grid. This allows homeowners to use the solar power generated directly in their households. At the same time, they have the option of feeding surplus electricity into the public grid and thus generating additional income.

If all technical requirements are met, specialist companies can install a solar system relatively easily. In this way, homeowners can significantly increase their own energy production and make optimal use of their available space for electricity generation.

The garage as an extension of an existing photovoltaic system

Many houses already have a photovoltaic system, but often its existing capacity is no longer sufficient later on as electricity demand increases, for example due to heat pumps or electric cars.

In such cases, a photovoltaic extension can be useful. Instead of looking for new space on the house, homeowners can simply extend their photovoltaic system with a garage. This allows them to enlarge the system without having to modify the roof of the house.

If homeowners want to expand their solar system on their house, they can install additional modules on the garage. A solar system on the garage is therefore a practical way to supplement existing systems.

This creates a larger overall system that produces more electricity and at the same time increases photovoltaic self-consumption.

Use solar power and reduce costs

The big advantage of a garage roof photovoltaic system is that more electricity can be used directly in your own household. The more energy you produce yourself, the less electricity you have to buy from the grid.

If you produce additional electricity with a solar system on your garage, you can use it for household appliances, lighting, or a heat pump, for example. It is also possible to charge an electric car.

This not only allows you to use solar energy, but also to reduce your electricity costs in the long term with photovoltaics. At the same time, every additional system contributes to a sustainable energy supply.

If several roof areas are used – i.e., the house and garage – significantly more electricity can be generated with the garage roof. This makes the household less dependent on the electricity market.

More solar power through additional roof space

A solar system garage is an easy way to make better use of existing space. While many homeowners initially only think of a solar system on the roof of their house, a photovoltaic system on the garage roof can be a useful addition to the system.

The garage is an ideal solution, especially when additional roof space is needed for a solar system. Those who decide to have a solar system installed on their garage can generate more solar power, increase their own photovoltaic consumption, and use solar energy at the same time.

Step by step, a larger system for the garage and house is created, which not only makes economic sense, but also makes an important contribution to the energy transition and to a sustainable energy supply for the house.