Panels facing west produce around 12 less electricity overall than north facing solar panels.
Solar panel north facing roof.
The tilt of the roof matters a great deal.
With a 2 12 pitched roof 9 5 tilt the south facing array will produce 1 361 kwh kwp.
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.
Solar panels facing east or west won t get as much light as those on a southern facing roof.
It s possible to mount solar panels so that they oppose the slant of your roof though this solution may not be as aesthetically pleasing as they won t sit flush.
They also produce less electricity in the morning but more in the afternoon.
Not great to be sure but probably not as bad as you might expect.
A north facing array on that same building will produce 1 145 kwh kwp a difference of 16 compared to the south facing array.
Because north facing solar panels produce the most electricity overall they will have the greatest environmental benefit.
In boston a solar array at 30 degrees south is still going to produce more electricity than tilted at 42 degrees and facing north.
Since they typically lay flat solar panels most often face the same direction as your roof and your only choice is really.
Solar panel orientation in the uk.
Even if you have a north facing roof you still have some solar options.
What happens if your roof isn t facing south.
The best way to find a high quality solar installation is with energysage.
However the economics of installing solar panels on a roof that does not face the south still usually stack up for the homeowner.
Where on my roof if your roof faces east west rather than north south you have a few options.
This means that they won t sit flush with your roof and will still produce relatively little electricity.
As we re in the northern hemisphere the best solar panel orientation is obviously south but.
Cleve hill solar park.
Your solar panel orientation is very important when it comes to maximising the amount of electricity that your solar panels will produce.
Solar arrays that are situated east west can squeeze in more rows and panels and therefore a greater generation capacity than their south or north facing cousins.
While it is technically possible to install solar panels on the north side of your roof they need to be mounted so that they oppose the roof s slant in order to generate electricity.