Solar Photovoltaic
The main difference between rooftop and ground-mounted solar photovoltaic (PV) systems is where they are installed:
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Rooftop: Installed on the roof of a home, usually at a higher elevation than ground-mounted systems.
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Ground-mounted: Installed on the ground using a foundation, pipes, poles, or tubing.
Here are some other differences between rooftop and ground-mounted solar PV systems:
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Space
Ground-mounted systems require more space on a property than rooftop systems.
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Cost
Rooftop systems are generally less expensive than ground-mounted systems because they don't require additional space. However, ground-mounted systems can be more economical in the long run if a rooftop is unsuitable due to space or structural limitations.
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Maintenance
Ground-mounted systems are easier to service than rooftop systems.
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Efficiency
Ground-mounted systems can be more productive than rooftop systems because they can be oriented and tilted to maximize sunlight capture.
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Installation
Ground-mounted systems are easier to install and repair than rooftop systems.
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Energy needs
Ground-mounted systems are a good option for households with high electricity needs.