Roof Size For Solar Panels

Solar panels for any roof type.

Roof size for solar panels.

The average size of solar panels used in a rooftop solar installation is approximately 65 inches by 39 inches or 5 4 feet by 3 25 feet. Purchase solar roof at one of the lowest cost per watt of any national provider and take control of your monthly electricity bill. If the natural structure and materials of the roof are not suitable for an efficient system there are many ways in which you can adopt a roof to meet the requirements. Size along with orientation the size of your roof will determine how many solar panels you can install.

With a large usable roof area you can buy more larger panels at a lower cost per panel to get to your target energy output. The residential pv modules measure about 5 4 feet by 3 25 feet or 65 inches by 39 inches and each module usually holds around 60 solar cells. A plain long roof will allow you to buy larger and cheaper panels of lower efficiency to cover your energy needs. There is some variation from brand to brand and if you re installing a large scale solar panel system such as for a warehouse or a municipal building your panels will be closer to 6 feet long.

Take these factors into account. To get these numbers we used high and low panel production ratios to calculate how many solar panels are needed on average. Set the direction of your solar panels by dragging the green arrow. First we need you to enter your address details so we can estimate your sunlight hours.

Solar roof is comparable in price to a typical roof with solar panels. Choose the right solar panels. With solar panels requiring about 15 square feet each you need about 300 square feet of south or west facing roof space to fit 20 panels on your roof. The typical homeowner will need 28 34 solar panels to cover 100 of their energy usage dependent on location and roof size.

2 select roof area. At the end of the day if you really want to install a solar panel array on your roof there will always be a way. If you have a small or odd shaped roof solar panel size is an important consideration when deciding on the size of a solar system. Solar roof is comparable in price to a typical roof with solar panels.

The average us home solar system size is 5 kilowatts or 20 250 watt panels. The commercial pv modules on the other hand are a bit larger and the standard model s length is about 6 5 feet by 3 25 feet or 78 inches by 39 inches. Pick the right solar system for you.