Shingling A Roof Over Old Shingles

Metal Roofing Over Shingles Diy Metal Roof Roofing Diy Metal Roof Installation

Metal Roofing Over Shingles Diy Metal Roof Roofing Diy Metal Roof Installation

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Double Bubble Install2 Png 95241 399 236 Metal Roof Over Shingles Metal Roof Diy Metal Roof

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How To Re Shingle A Roof And Not Die Diy Roofing Roofing Home Improvement Projects

How To Re Shingle A Roof And Not Die Diy Roofing Roofing Home Improvement Projects

How To Re Shingle A Roof And Not Die Diy Roofing Roofing Home Improvement Projects

See below for a shopping list tools and steps subscr.

Shingling a roof over old shingles.

Leave the old valley flashing in place and install new over it. This involves less labor dropping. Overlaying your existing roof also comes with its own set of pros and cons. How to roof over existing shingles.

That s also why building codes commonly limit re roofing to no more than two layers. How to do it remove caps. Ask this old house general contractor tom silva reveals the best ways to secure shingles to a roof. Doing it now will make it easier to keep the reroofing job clean.

Installing new roof shingles over old effectively doubles the weight of the roofing so you have to make sure your roof structure can handle the extra load. Rather than ripping off your old roof and putting a new one down you simply add a layer of shingles to your existing roof. No missing shingles no gaps no holes in the roof no soft spots because of water damage. To shingle on top of existing shingles there are a few things you want to make sure.

If a shingle is. 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. If conditions are right new shingles laid over old shingles can be just as attractive and durable as shingles laid on bare sheathing. Use a flat pry bar.

Because asphalt shingles are routinely exposed 5 in rip down the first strip the starter course so that it is 5 in. Place the top of each starter shingle firmly against the bottom of the shingle immediately above it and even with the eaves then nail it into place. Remove the ridge caps. Manufacturers will still warranty the roof for the same amount of time as a re roof as long as it s done by a qualified installer.

Installation is easier than for a tear off job because you can use the existing shingles as guides for laying the new ones. Installing a new roof over shingles takes less time than tearing off the old roof. Shingle a roof over existing shingles save 75 give or take. Has the same manufacturer s warranty.

To level out an existing asphalt shingle roof rip down reduce the height of two courses of shingles as shown in the drawing below. Looks just as good and lasts as long. 1st and foremost your existing roof needs to be in reasonable shape. All shingle manufacturers honor the warranty whether their products are used for a reroof or a new roof.

As long as it s done right and under the right conditions installing new shingles over old ones can last as long and look just as good as a complete re roof.

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