Overlaying Asphalt Roofing

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Overlay A C Walking Pad With 30 Year Owens Corning Asphalt Shingles Asphalt Shingles Shingling Roofing

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Roof Tear Off Vs 2nd Layer Of Shingles What You Need To Know Roof Renovation Shingling Roof

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Tear Off And Overlay Pros And Cons Diversified Roofing Overlays

Completed 1 1 2 Inch Asphalt Overlay When You Have An Asphalt Driveway And It Needs To Be Repaired The Least Expen Driveway Materials Asphalt Driveway Paving

Completed 1 1 2 Inch Asphalt Overlay When You Have An Asphalt Driveway And It Needs To Be Repaired The Least Expen Driveway Materials Asphalt Driveway Paving

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Everything You Need To Know About Picking A Roofing Company Roof Repair Diy Asphalt Roof Shingles Roof Shingles

Everything You Need To Know About Picking A Roofing Company Roof Repair Diy Asphalt Roof Shingles Roof Shingles

If your decking is less than 3 4 inch then a 1 1 2 inch nail will suffice.

Overlaying asphalt roofing.

Prep work for re roofing over asphalt shingles inspect the condition of the existing roof and roof deck for numer of roof layers soundness of roof decking smoothness of existing roof installation and other factors that determine whether or not you can do a roof over or if a roof shingle tear off is required. An overlay roof occurs when keep your existing roof as is choosing instead to shingle on top of it. California roofing codes establish a list of rules that all builders and contractors must adhere to in order to ensure safe building practices within the state. You can t examine the decking to determine if there is any damage that needs repaired.

When the roofing company you hire tears off your existing roof and then puts on an entirely new roof. If you are putting a layer of asphalt shingles over an existing layer of asphalt shingles on to a 3 4 inch deck or a plank deck then you should be using 1 1 2 inch nails. Before you reshingle a roof read our step by step guide for adding new shingles over old ones. Most building codes allow two layers of organic or fiberglass asphalt shingles on roofs with a 4 12 pitch or less and three layers on steeper roofs.

We can even help you find a professional to install it. In general it is not a good roofing practice to overlay a traditional asphalt shingle roof versus a complete tear off and replacement with a new roof for the very reason you stated. California roofing laws cover everything from licensure of the roofing company to the types of shingles that must be used to the slope of the roof. If you don t take your roof down to the sheathing you will never know if you have proper underlayment or are experiencing sheathing rot or ice or water damage.

It s good to know that you can only choose this option if your roof has not been overlaid previously. Let owens corning help you determine when it is time for a new roof and then let us help you choose the shingles for your roof that are right for you. Owens corning produces high quality asphalt coating asphalt sealants and adhesives for asphalt shingles. An overlay roof will have a shorter lifespan than the average asphalt roof.

You can t do it with wood or slate for example and you should never mix materials such as laying asphalt shingles over cedar shakes. Experience the total owens corning roofing system and high quality roofing shingles. If the structure can support the added weight a typical 20 square 2 000 square foot reroof will cost at least 1 000 less than a tear off job. Since an overlay roof is made up of two layers of shingles it traps much more heat and is prone to issues that can occur between the two layers.

Asphalt shingles can be laid over cedar shakes or shingles however this is a roofing project best left to pros. Adding new roofing over old sometimes called a re roof is possible only with asphalt shingles also called composition shingles.

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Newly Installed Asphalt Rolled Roofing For A Customer In Kettering Matched The Shingles Perfectly Dependabilityfirst Dcand Roll Roofing Roofing Shack Ideas

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Cost Of Paving A Driveway With Asphalt Roof Repair Roof Shingles Asphalt Roof Shingles

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Roof Tear Off And Roof Overlay Services Utah Vertex Roofing Roofing Roofing Estimate Roofing Contractors

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