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How do I know if a residential solar electric system would work on my home?
One question I get all the time from people who are planning to for Residential solar electric system is, How do I know if a residential solar electric system would work on my home?
Solar electric power works for most homes. You need a sunny place on your roof about 120 square feet or 11 square meters for smaller systems, and up to 1,000 square feet or 93 square meters for largest systems.
Each solar module is approximately 5 feet or1.5 meters long and 2½ feet or 0.75 meters wide. The modules are always grouped in a set of four, and the minimum number of modules for smallest system is twelve modules. This requires an area of at least 120 square feet or 11 square meters.
A south-facing roof area is optimal, but solar electric panels can be mounted on west- or east- facing roofs also and still produce better than 90 percent of the power of a true south
