Will Solar Panels Work On North Facing Roof

Solar panels are most effective when installed on south facing roofs.

Will solar panels work on north facing roof.

Other solar power posts you may like. If you have a north facing roof you might think that solar just isn t going to work for your property. Seeing pics of panels on north facing roofs panels in shade and even one system where panels were installed in shade made by an adjacent house all add up to this conclusion. If your property is constructed in such a way that you are only able to face solar panels in a southerly direction then you will lose further capacity as compared to a north facing system.

Adding modules on the north side of the roof will not add much bang for the customer s solar buck and would qualify as solar malpractice in my book. An ideal south facing roof here is pitched at 7 12 39ish degrees and the north side of that roof will produce less than half as much electricity. State subsidies tend to have an efficiency condition in their terms that would disallow subsidy for north facing panels unless the installer lied when filling out the forms. Don t let them install solar panels on a north facing roof.

The direction that your roof faces also referred to as the azimuth angle is the primary factor determining how much sunshine your solar panels will see over the course of the day. Panels mounted on a standard pitch roof facing east or west will produce approximately 15 less output than panels mounted on a south facing roof of a standard pitch. The table below shows the efficiency of panels at different orientations. However the economics of installing solar panels on a roof that does not face the south still usually stack up for the homeowner.

For different locations around australia based on a roof pitch of 25.