As of july 2020 the average cost of solar in the u s.
Flat roof square feet per kw solar 10.
Let s say on a good day you average 5 hours of direct sunlight.
The actual total cost of a tesla solar roof will depend on the size of your home and your monthly energy usage.
You will need to express this size in terms of square feet.
Keep in mind that the average size of a roof is 1 700 square feet so your total will likely be 10 higher or lower than this figure.
That s about 500 550 kilowatt hours of energy per year from each panel on your roof.
Solar panels do not come in standard sizes which means that you may need a different number of panels depending on the brand you choose.
Flat roof costs 8 000 16 000 depending on the material you choose.
The average cost to replace a flat roof is 5 10 per square foot installing a simple 1 600 sq ft.
4 how does that compare to your annual energy usage.
So how many square feet of your roof will your pv solar system cover.
Multiply 5 hours of sunlight x 290 watts from a solar panel 1 450 watts or roughly 1 5 kilowatt hours per day.
So if your south facing roof is 3 4 x 5 8 meters you have 19 72 square meters of roof space.
Home the estimated electricity consumption is 700 kwh.
At this point you can use the calculation procedure described in the previous section.
The us census bureau determined that single family homes have an average area of 2467 square feet when dividing these values you obtain 0 35 kwh per square foot assuming 0 35 kwh for a 2 000 sq.
But at 20 watts per square foot a system rated to produce 2 kilowatts would cover roughly 150 square feet while a 3kw system would take up about 225 square feet.
That means that the total cost for a 10kw solar system would be 21 534 after the 26 federal itc discount not factoring in any additional state rebates or incentives.
The solar roof tiles cost 2 85 per watt and the inactive shingles cost 5 60 per square foot.
The first step in a free roofing estimate is measuring the roof dimensions.
You might know the square footage of your house but that doesn t tell you the area of roof that s available to fit solar panels.
Number of solar panels per square foot of roof space.
You can quickly estimate flat roof replacement costs for the following materials.
In fact solar panels can vary in size from model to model from the same brand.
Is 2 91 per watt 29 100 for a 10 kilowatt system.
Tesla estimates that a 10kw solar roof will cost a total of 33 950 including incentives.
Will that many panels actually fit on your roof.
If you used the solar nerd calculator you ll have an estimate of how many solar panels you need to generate all of your electricity but then the question is.
