New Roof Over Old Shingles

Step 3 cover the old shingles.

New roof over old shingles.

Remove the ridge caps. In this video we provide details on how to install roof shingles over existing shingles. They don t do a good job of bridging over gaps dips or humps including the. Remove air vents and pipe flashings by prying out or unscrewing the fasteners holding the fixture.

Before you begin installing the new shingles be sure to inspect the roof for any damage. Since the roofer is able to identify and repair high risk areas a new roof offers better quality than an old one. Damaged decking will need to be repaired before you can install any new shingles. Good quality composite shingles can weigh 350 to 450 pounds per square 100 square feet of.

How to do it remove caps. Why not add new roof shingles over old. When roofing over your existing shingles can be a good idea. Damaged shingles should be removed to check the decking for problems.

We discuss the nesting method which helps minimize an uneven appear. When you should tear off your roof and start from scratch instead. A new roof fixes existing issues and traps less heat than multiple layers which can cause shingles to break and curl faster. You can save money because there s no dump fee for removing your old roofing and there s no need for additional felt paper over the old roof.

Install a layer of roofing felt over the roof before you begin installing the new shingles. Why installing new shingles over old shingles can be good. Use a flat pry bar. Shingles are designed for flat surfaces.

Many arizona homeowners with shingle roofs do decide to roof over their existing shingles because. Let s start with the good.