According to the united states census the average roof is 17 squares or about 1 700 square feet.
Sq ft cost for roof coatings.
Sloped roofs are usually tiled or asphalt shingle where complete coating is not recommended.
Roof sealant an aftermarket product that is either painted or sprayed on improves your roof s appearance and performance.
For instance a 7 12 roof pitch means that the roof rises 7 inches for every 12 horizontal inches.
The cost of applying a polyurethane foam coating can be as little as 3 per square foot.
This gives us a 3d roof area of 1 625 sq ft.
Actual costs will depend on job size conditions and options.
Assuming this is a hip roof we multiply this by 1 1 which gives us roughly 18 squares or 1 800 square feet of the roof surface.
To learn more about the different types of roofing sealants their benefits and how much they cost continue reading.
Thus at the mid point of the above price range you can expect to pay about 4 50 per sq.
This comes out to 075 to 5 00 per square foot.
Many factors will weigh in on the total cost to install your new roof.
This price is for a coating over a pre existing roof system such as a rubber membrane or metal roof.
When calculating roofing costs per square asphalt shingles run from 350 and 500 per square metal or tin roofs costs 600 to 1 200 per square and concrete or clay costs between 1 200 and 1 800 per square.
For example aluminum roof shingles cost about 4 60 per square foot and 10 per square foot installed while galvanized steel roof panels cost 3 35 per square foot and 7 75 per square foot installed.
To estimate costs for your project.
Asphalt shingle materials cost about 1 50 to 3 50 per square foot averaging the total cost to about 2 250 to 5 250.
Metal roof installation costs are about the same price or slightly more than your metal panels or shingles.
For estimating purposes we also assume that there is a chimney a couple of dormers and two layers of old shingles that need to be torn off and removed before a new roof.
Flat roof coatings will cost between 0 15 to 2 00 per square foot for materials and an additional 0 50 to 3 00 per square foot for labor as broken down in the cost per square foot section above.
The cost of acrylic coating will be between 5 to 6 per square foot.
Flat roof coating for materials will cost around 1 50 3 50 per square foot and 0 50 3 per square foot for labor.
Mid range and high end spray on liquid roof coating applications.
Set project zip code enter the zip code for the location where labor is hired and materials purchased.
Expect to pay around 1 000 to have your roof sealed however prices can range between 400 and 2 000.
Prices for a professional application of a liquid roof coating will likely be as follows.
For a basic project in zip code 47474 with 125 square feet the cost to seal a surface starts at 1 69 3 87 per square foot.
Roof pitch is a determining factor for cost of the roof as well as the roof area and the type of materials used.
Or 450 per square to replace an asphalt shingle roof on a typical single family house.