Solar Panels South Facing Roof

Do you have to have a south facing roof to have solar panels.

Solar panels south facing roof.

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. The results backed us up on this theory showing poor. We also took at look at a tilt angle of 40 for the south facing orientations mainly just to show that a south facing roof with a steep pitch is probably not a good place for solar panels. The closer to horizontal the better it will be for solar.

In general solar panels that are oriented directly east or directly west will produce about 20 percent less electricity than if they were facing south. North facing panels on the other hand generally produce much less energy than south facing panels and usually present challenges for homeowners looking. The diagram shows how the sun passes over a house with solar panels on the south and west facing roof surfaces. The sun rises at 5 52 am and begins directly shining on the south facing panels at 8 15.

Even with this decrease in performance solar panels will produce enough electricity to save you hundreds of dollars a year. However the economics of installing solar panels on a roof that does not face the south still usually stack up for the homeowner. Hi i live in hawaii 96740 and have a south facing roof. Debating on a having part of my solar panels 6 out of 20 facing west to catch some sun in the winter or b am i better off making more sun all facing south and banking that extra power made in a partial credit from the electric company for use in the winter time.

In the uk south facing panels will generate more than other orientations. Let s walk you through an average day august 6th to be exact. When the sun shines onto the surface at an angle the panel will still generate electricity but it will be less effective. Why orientation matters with rooftop solar.