New Roof Over Old Shingles

Many arizona homeowners with shingle roofs do decide to roof over their existing shingles because.

New roof over old shingles.

When roofing over your existing shingles can be a good idea. If a shingle is. Shingles are designed for flat surfaces. Use a flat pry bar.

Before you begin installing the new shingles be sure to inspect the roof for any damage. Remove air vents and pipe flashings by prying out or unscrewing the fasteners holding the fixture. Since the roofer is able to identify and repair high risk areas a new roof offers better quality than an old one. 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.

Remove the ridge caps. The felt should be secured every six inches with nails or staples. In this video we provide details on how to install roof shingles over existing shingles. When you should tear off your roof and start from scratch instead.

We discuss the nesting method which helps minimize an uneven appear. They don t do a good job of bridging over gaps dips or humps including the. Damaged shingles should be removed to check the decking for problems. Step 3 cover the old shingles.

Why not add new roof shingles over old. Damaged decking will need to be repaired before you can install any new shingles. How to do it remove caps. Doing it now will make it easier to keep the reroofing job clean.

Good quality composite shingles can weigh 350 to 450 pounds per square 100 square feet of. Why installing new shingles over old shingles can be good.