Solar panels can be mounted horizontally, but it is more efficient to have a consecutive block of solar panels installed using the same orientation— either vertical or horizontal.
Should a solar panel be installed horizontal or vertical?
However, it is more efficient to have a consecutive block of solar panels installed using the same orientation— either vertical or horizontal. If there is a break in your roof, or you have room for one more solar panel, then your solar contractor can install the solar panel to fit the space.
You've probably seen some solar systems where the panels are installed in vertical orientation, and others in a horizontal orientation. This might leave you wondering, why are they different and does it matter if solar panels are horizontal or vertical? The orientation of your solar panels doesn't affect the production of your system.
What happens if you install horizontal solar panels?
The debris rolls right off of these panels, while it will pile up on horizontal panels. Even taking trees out of the equation, dirt will build up quickly on horizontal solar panels. If you install horizontal panels in this type of situation, make sure you clean them off often.
Horizontal Panels: Can offer a sleek, modern look, especially on flat or commercial roofs. The performance of solar panels is primarily determined by their angle and orientation relative to the sun.
Vertical solar panel installation is an arrangement of panels that are mounted in a vertical orientation on a rooftop or other structures. This kind of installation is also known as portrait orientation, where panels are positioned flat parallel to the ground, often perpendicular to the roof's surface.
Are horizontal solar panels a good choice for your home?
Depending on the climate, your roof's construction, and your solar energy needs, horizontal solar panel installation may be the right choice for your home. The amount of direct sunlight could impact the direction in which your solar panels are installed.