Flat Roof Square Foot Cost

Assuming an average roof size of 1 500 square feet that s a total cost of 2 250 to 15 000.

Flat roof square foot cost.

Conventional slope roof range between 4 in 12 and 8 in 12. The average cost to replace a flat roof is 5 10 per square foot installing a simple 1 600 sq ft. Single ply membranes are the least expensive to install while a built up roof can be labor. Most homeowners spend between 1 500 and 3 000 total when hiring a professional and the cost goes up from there for high end materials like slate or other stone tiles which are heavier.

Labor costs might be as much as 50 cents per square foot. Flat roof costs 8 000 16 000 depending on the material you choose. Built up roofing costs 5 00 to 6 50 per square foot installed 4 750 8 500. Rubber roofs costs start from 80 per m2.

While the material itself may cost around 1 2 a square foot labor generally costs between 3 and 7 a square foot. Professional application of roofing sealant costs approximately 1 000 to 2 500. These benefits do not come cheaply though. Labor makes up the bulk of the installation costs for a flat roof.

Asphalt roll roofing costs 4 00 per square foot installed 3 250 4 750. A low slope roof is anywhere from 2 in 12 to 4 in 12. You can quickly estimate flat roof replacement costs for the following materials. Anything more than 9 in 12 is considered steep.

The total cost of the labor is generally based on the material. Rubber roofing commonly comes in a roll or sheet often referred to as a membrane. On a 1 500 square foot roof that s a total material cost of around 250 to 300. This price is for a coating over a pre existing roof system such as a rubber membrane or metal roof.

One gallon of roof sealant might cost 15 to 30 per gallon with one gallon covering anywhere from 100 to 150 square feet. Steeper sloped roofs are considered more aesthetically pleasing and last longer. 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. Building a flat roof costs approximately 5 00 to 10 00 per square foot.

A 12 in 12 roof can cost up to 50 more than a 4 in 12 roof. Let us guide you through the three most popular flat roof replacement options and of course how much each will cost. On average you ll spend about 7 500 for 1 500 square feet with a range of 6 000 to 18 000 due to the complexity of the installation type and thickness of insulation roof pitch location accessibility and old roof removal costs can exceed 24 000. Flat roof prices start from 40 per m2 for felt roofs.

Roof removal costs 1 63 per square foot for a single story home and as much as 1 96 per square foot for a 3 story townhome. Lead bay roofs are even more expensive starting from 300 per m2.