Of roof with asphalt shingles on a 2 story roof with a chimney.
Roof lining replacement cost.
Repairing roof valleys requires removing nearby shingles replacing flashing install new shingles and re sealing.
Roof valley replacement costs 200 to 850 depending on the length slope of the roof type open or closed and the number of shingles replaced.
The cost can be more for larger homes homes with complex roof designs or when installing more expensive materials.
Spray on roof with a spray on roof polyurethane solution is evenly applied for as little as 30 per square acrylic for 60 per square or the premium option of silicon spray averages 85 per square or more.
Costs range between 50 to 80 per square.
Based on the 350 to 550 per square pricing range you can expect to pay between 6 000 and 9 350 for a typical 17 squares asphalt shingle roof replacement project.
When leaks begin it should be repaired or replaced quickly to prevent major interior water damage and mold from growing.