Roof Size Of A 3000 Square Feet House

How many solar panels do i need to power my house.

Roof size of a 3000 square feet house.

The average roof is 3 000 square feet or around 30 squares. Change the 2000sf dimensions to 45x44 4 feet with ridge along the 45 dimension you get 51x50 4. To get these numbers we used high and low panel production ratios to calculate how many solar panels are needed on average. The typical homeowner will need 28 34 solar panels to cover 100 of their energy usage dependent on location and roof size.

For instance a 7 12 roof pitch means that the roof rises 7 inches for every 12 horizontal inches. Average roof replacement cost by roof size. A roof that s less than 1 000 square feet will cost around 4700 while a roof that s 1 000 to 1 000 square feet will cost around 9 200. Roofing material is estimated by the square which is equal to 100 square feet.

Roof size calculations the hard way. So a single story 3 000 square feet house can have a fairly large roof depending on the roof slope and whether there is a garage that also needs a new roof. Outside of the u s a degree angle is typically used. If you have a 2 story house you divide total square footage by 2 before multiplying by 125.

This is simply 100 square feet of roof. It s not clear from your description whether it s a single story or a two story home but assuming it s a single story house it s safe to assume that we have a roof measuring between 35 and 40 squares. If that house has a south facing roof without any shading during the day it would need anywhere between 19 and 30 premium solar panels to generate that much. According to the energy information administration eia the average house in the united states that is 3 000 sqft or larger in size uses 14 214 kwh annually or 1 185 kwh per month.

Take that to a 12 12 pitch and the actual roof square footage goes up to assuming peaked along the 100 dimension 3896 sf. Roof pitch is a determining factor for cost of the roof as well as the roof area and the type of materials used. Many homes have an asphalt shingle roof but some have wood metal tile and slate which can be more expensive. Get the square footage of roof and divide it by 100 and it will give the number of squares you need and for every decimal number over 3 buy a bundle to achieve the amount of material.

The typical factor is 25 more roof than house square footage. In many cases the larger your roof the more you ll pay to replace your roof. Finding the size of the roof in squares. A square simply refers to a 10 x 10 square of roofing.

1square of roofing covers 100 square feet of roof a bundle is 1 3 of a square. The slope of your roof will factor into how many additional square feet are on your roof.