Can I Put Two Layers Of Shingles On My Roof

If you have done some serious research on roofing then you have probably heard about adding a second layer of shingles on top of the old ones.

Can i put two layers of shingles on my roof.

For many years it was acceptable to put even the third layer. Having multiple layers of shingles is going to make your roof hotter because the heat gets trapped between the layers which could mean premature aging of the shingles. Now you just have to decide whether to remove the existing roof shingles or recover the roof. Most building codes allow up to two layers of organic or fiberglass asphalt shingles.

Two roof layers can work if the existing roof. 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. A roof is one of the most vital components of a house. Two roof layers can work if the existing roof is in good condition but you shouldn t put more than two layers of shingles on your roof because of the weight.

But contractors who spoke with angie s list say best practices call for stripping the roof down to the wood deck to inspect it before installing a new roof. Steep sloped roof products such as tile slate metal and shakes only allow one layer. Pros and cons of adding a second layer of shingles. Reroofing a home is something ambitious homeowners can do and you can save time and energy by installing the new shingles over the old ones.

Eliminating the tearoff can easily save 1 000 or more on a new roof but you re really just delaying the cost. Posted july 31 2018 by onpage marie. On most flat roofs such as epdm tpo or modified it is perfectly acceptable to two layers of roofing. Adding another layer of shingles seems like it would save you money by not having to pay your contractor to tear off your old roof.

Asphalt shingles typically can have one more layer added over the top two roofs total. Saving money is the name of the game with many home repairs. That limit pertains to roofs with up to a 4 12 pitch. This is especially true if you ve overlayed your new shingles on top of warped shingles.

There are two ways of looking at it scrimp and cut corners to save up front or do the job right and maintain it so you won t have costs in the future. Most cities and towns allow a maximum of two layers of shingles says chad muth president of muth company roofing in westerville ohio. When it s time to replace your roof there are several factors that might lead your roofing professional to recommend adding shingles on top of your existing layers.