How To Roof Over Existing Shingles

All shingle manufacturers honor the warranty whether their products are used for a reroof or a new roof.

How to roof over existing shingles. How to roof over existing shingles. Roofing second layer of shingles roofing. Beveled wood pieces called horsefeathers must be laid along the thick edges of the shakes to make a fairly flat surface. Asphalt shingles can be laid over cedar shakes or shingles however this is a roofing project best left to pros.

You can save. Installation of metal roofing over shingles. Shingle a roof over existing shingles save 75 give or take. When roofing over your existing shingles can be a good idea.

Address any existing roof leaks and replace rotten rafters or. If you choose to install metal roofing over shingles there are certain things you must keep in mind. 1st and foremost your existing roof needs to be in reasonable shape. No missing shingles no gaps no holes in the roof no soft spots because of water damage.

Although many metal roof systems can be applied over an existing roof layovers are more commonly done with asphalt shingles. Installation is easier than for a tear off job because you can use the existing shingles as guides for laying the new ones. Let s start with the good. Choose a shingle style with the same dimensions as those on your.

But first here are a few precautions about the underlying material. Many arizona homeowners with shingle roofs do decide to roof over their existing shingles because. How to shingle over existing shingles and how to shingle a roof how to install roof shingles shingle layout lines h. If the job is done correctly with the new layer of shingles laid flat over the existing shingles the old roof cushions the new one and serves as a secondary barrier should wind or water ever break through the new shingles.

Why installing new shingles over old shingles can be good. If conditions are right new shingles laid over old shingles can be just as attractive and durable as shingles laid on bare sheathing. When you should tear off your roof and start from scratch instead. Before you reshingle a roof read our step by step guide for adding new shingles over old ones.

We re going to break them down so you know what to look out for.