Solar Panels On North Facing Roof

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Solar panels on 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. If you don t have a south facing roof east or west facing panels can also be an option you will typically see only a 20 decrease in energy production from a roof facing due east or west. Connect with a solar expert to see if you can take advantage of tou billing or whether you d be better off with panels on a south facing roof. Solar panels are most effective when installed on south facing roofs.

But on a north facing roof with a shallow pitch say 3 in 12 or 14 production would be 6 234 kwh year or 16 higher though still nearly 25 less than the ideal tilt on a south facing roof. Darwin and far north queensland. North facing panels on the other hand generally produce much less energy than south facing panels and usually present challenges for homeowners looking. That optimal tilt will make you an estimated 7 732 kwh in a year from 5 5 kw of solar panels.

However the economics of installing solar panels on a roof that does not face the south still usually stack up for the homeowner. If you live in a tropical area your solar panels will be to the north or to the south of the sun depending on the season. 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. Don t let them install solar panels on a north facing roof.

In sydney south facing solar panels will typically produce around 28 less energy than north facing panels and the steeper the roof the less electricity they will produce. On a north facing roof at 25 7 that would be 5 362. 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. But in the far north the difference is not so great and in townsville south facing solar panels will only produce around 17 less electricity in total than north facing ones.