New Roof Over Old Shingles

We discuss the nesting method which helps minimize an uneven appear.

New roof over old shingles.

How to do it remove caps. They don t do a good job of bridging over gaps dips or humps including the. Why installing new shingles over old shingles can be good. 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.

A new roof fixes existing issues and traps less heat than multiple layers which can cause shingles to break and curl faster. Damaged shingles should be removed to check the decking for problems. Since the roofer is able to identify and repair high risk areas a new roof offers better quality than an old one. Remove air vents and pipe flashings by prying out or unscrewing the fasteners holding the fixture.

Step 3 cover the old shingles. When roofing over your existing shingles can be a good idea. Let s start with the good. If a shingle is.

Damaged decking will need to be repaired before you can install any new shingles. When you should tear off your roof and start from scratch instead. Many arizona homeowners with shingle roofs do decide to roof over their existing shingles because. In this video we provide details on how to install roof shingles over existing shingles.

Doing it now will make it easier to keep the reroofing job clean. The felt should be secured every six inches with nails or staples. Shingles are designed for flat surfaces. Before you begin installing the new shingles be sure to inspect the roof for any damage.

Good quality composite shingles can weigh 350 to 450 pounds per square 100 square feet of. Remove the ridge caps.