4 FAQs about What is the minimum height for installing photovoltaic panels

How wide should a photovoltaic roof be?

They are required to be not less than 36 in. (914 mm) wide and run from the gutter to the ridge. At a minimum, two access pathways must be provided on separate planes of the roof. One access pathway must be on the street or driveway side. There must be an access pathway in close proximity to the roof plane containing photovoltaic panels.

Can photovoltaic panels be installed on a ridge?

When installing photovoltaic panels on one- and two-family homes, it's important to understand the requirements for access pathways and the requirements for setback from the ridge, which only apply to roofs with a slope greater than a 2-in-12 pitch.

Where should a photovoltaic pathway be located?

One access pathway must be on the street or driveway side. There must be an access pathway in close proximity to the roof plane containing photovoltaic panels. The pathway must be on the same roof plane as the panels, on an adjacent roof plane, or straddling the same and adjacent roof plane.

Do solar panels have to be set back from ridge line?

Source: Cal Fire Solar panels (photovoltaic arrays) must also be set back from the ridge line to allow for fire service roof ventilation at the peak of the roof. The amount of setback depends on how much of the roof is covered by the panels.

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