Solar Panels South Facing Roof

Look up your property and use the grid to find true south then compare your roof.

Solar panels south facing roof.

An easy way to determine the direction that your roof faces is to use google maps. Solar south or geographic south. Many solar panel installers advise not to install on roofs more than 45º from south i e. The conventional wisdom says no solar should never be installed on a south 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. Solar panels should face south for any home in america to obtain maximum power generation. In the uk south facing panels will generate more than other orientations. Solar panels work best when they re directly facing the sun and the sun sheds the most light during the middle of the day when it s to the north of australia.

If the panels face west instead they get more energy during the afternoon an evening. Between south west and south east. Others say it s fine as long as you install the additional technologies. To correct the compass reading your solar installer will calculate the magnetic declination of your site.

North facing panels on the other hand generally produce much less energy than south facing panels and usually present challenges for homeowners looking to go solar as panels installed on these roofs will not produce enough to make financial sense. Best solar panel angle by zip code why does the angle of a solar panel matter. However solar panels can be orientated on any roof that faces south of either east or west. Solar panels perform at their best when the sun is shining straight on to the panels.

On a south facing roof the panels produce energy when the sun is high in the sky but as the evening sets in that production decreases. 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. When the sun shines onto the surface at an angle the panel will still generate electricity but it will be less effective. The direction solar panels should face is true south a k a.

Property owners the ideal angle for a solar panel installation is close or equal to the latitude of your home on a south facing roof. True south can also be calculated at noon when shadows from vertical objects run north south. 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. For the vast majority of u s.