Use the proper safety precautions.
Remplace roof shingle.
Any time you re getting up on the roof you need to practice roof safety.
Use your chalk and tape measure to mark about 12 inches up on the roof for the first set of shingles.
Typically the maximum number of layers allowed is two.
Remove shingles in cool weather.
Find the damaged area of shingles and determine how many new shingles you ll need and the extent.
Once the damaged shingle has been replaced lift the tab up and apply a dab of roof cement to seal the shingles to the roof.
Roof replacement removing an existing shingle roof before installing a new one square amount of roofing material needed to cover 100 sq.
A typical roof replacement quote will normally include the removal and disposal of up to two layers of old shingles.
Of roof with asphalt shingles on a 2 story roof with a chimney.
The cost can be more for larger homes homes with complex roof designs or when installing more expensive materials.
Removing damaged shingles 1.
Many homes have an asphalt shingle roof but some have wood metal tile and slate which can be more expensive.
Starting at the bottom of the roof map out a guideline with chalk.
However there may be the odd occasion where a little fix is needed and fortunately asphalt shingles can easily be removed and replaced in just seven steps.
Asphalt shingle roofs when properly installed typically require very little maintenance one of the main benefits of a shingle roof.
Slip the new shingle or tab in place and secure it under the shingle above with 7 8 roofing nails.
Replacing a roof costs on average 5 250 10 500 with the average homeowner spending around 7 875 on replacing 1 500 sq ft.
Roof over applying a new additional layer of shingles on top of an already existing shingle roof.
It should also include the installation of new underlayment such as the 30 pound roofing felt chimney re flashing and ice and water shield at the eaves and valleys of the roof as required by the local building code.