If there is only one set of shingles on the roof, cover over it. If two, remove the old and then apply the new.
Strip off the old roofing and decking and replace it with thicker plywood, then apply the asphalt paper and re-shingle.
Huge # of variables on thisWhere you live and the code the roof must adhere to, Miami must survive hurricane's, Where I live the code deals with Ice dams and snow load.Whats wrong, 1100 square foot house strip and re-shingle where I live was $3000 to $4000 last summerHips and valleys cost moreRepairs and upgrades cost a bunch, does it need sheeting? (new plywood)
no, you will be strip of the win
To effectively install a roof water diverter strip to prevent water damage to your home, follow these steps: Start by cleaning the area where the diverter strip will be installed to ensure proper adhesion. Measure and cut the diverter strip to the appropriate length for your roof. Apply a generous amount of roofing sealant to the back of the strip. Press the strip firmly onto the roof, making sure it is securely in place. Allow the sealant to dry completely before testing the diverter strip with water to ensure it is diverting water away from your home effectively.
This will have to be sanded off. After the oxidation has been removed the strip should be sealed with a sealer.
6 to 12,000 dollars depending on the work involved. Materials for a complete roof replacement run about 6,000 alone.
With two roofs already on the house, you really should strip both of them off before installing the new one. Actually, if you live in an incorporated area that has a building code enforcement bureaucracy, you may have to. Check your local building codes.
A shiver bar is a small, narrow strip of wood that is used to attach the ends of roof thatching to the roof's surface. It helps to secure the thatch in place and provides a neat finish to the roof.
No. It is perfectly fine to leave the plastic strip on. The strip is there to keep the shingles from sticking together in the bundle. Try to remove this strip while doing a ten or fifteen square roof and watch your time a frustration rise.
A total strip and repair here runs about $5K
A copper strip on both sides of the ridge.