How To Roof Over Existing Shingles

Choose a shingle style with the same dimensions as those on your.

How to roof over existing shingles.

If you choose to install metal roofing over shingles there are certain things you must keep in mind. To shingle on top of existing shingles there are a few things you want to make sure. In this video we provide details on how to install roof shingles over existing shingles. Let s start with the good.

Beveled wood pieces called horsefeathers must be laid along the thick edges of the shakes to make a fairly flat surface. Installation of metal roofing over shingles. You can save. How to roof over existing shingles.

1st and foremost your existing roof needs to be in reasonable shape. How to shingle over existing shingles and how to shingle a roof how to install roof shingles shingle layout lines h. Many arizona homeowners with shingle roofs do decide to roof over their existing shingles because. We re going to break them down so you know what to look out for.

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. When you should tear off your roof and start from scratch instead. Installation is easier than for a tear off job because you can use the existing shingles as guides for laying the new ones.

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. Shingle a roof over existing shingles save 75 give or take. We discuss the nesting method which helps minimize an uneven appear. Asphalt shingles can be laid over cedar shakes or shingles however this is a roofing project best left to pros.

Address any existing roof leaks and replace rotten rafters or. If conditions are right new shingles laid over old shingles can be just as attractive and durable as shingles laid on bare sheathing. When roofing over your existing shingles can be a good idea. Roofing second layer of shingles roofing.

Why installing new shingles over old shingles can be good.