How to Install Metal Roofing Over Shingles

“It is highly recommended to seek professional help from reliable and well-reputed roofer if for installing metal roofing over shingles.”


The most popular roofing type today is metal roofing, not just because it is delectating to perceivers and has an appealing outer look, but metal is also one of the most durable roofing materials out there. Conventionally, most houses were constructed with shingle roofing, and metal was considered to be a premium roofing material; however, now people prefer to have durable and reasonable metal roofingNo matter if you have pre-installed shingle roofing you can still consider installing metal roofing shingles.


Installing a metal roof over shingles can be extremely strenuous without professional help so it is advisable to seek help from experts for your metal roofing installation or even if you want to install metal roofing over shingles. You should make an important consideration before installing a metal roof over shingles which is whether it is permitted in your area or building or not. Some authorities do not allow you to install metal roofing over shingles due to multiple reasons including the international building code; nevertheless, it is not the case with every other building, you’re allowed to install a metal roof over shingles where it is permitted by the authorities.

“It is highly recommended to seek professional help from reliable and well-reputed roofer for installing metal roofing over shingles. “

There are multiple ways of installing a metal roof over shingles. The first one is the direct installation of a metal roof over the old shingles. The problem associated with installing metal roofing directly onto the old roof is that you might ignore the roof problems hiding underneath, which can harm the structural integrity of your roof and result in mold and leakages in the future. This can result in different metal roof over shingles problems including the damage to its components or even a roof collapse can take place as a resultant effect of poor roofing installation. 


The second method of installing metal roofing is by starting with a tearing process to avoid metal roof over shingles problems. Firstly, the worn-out shingles are taken down by expert roofers. Once the tearing process is complete, an underlayment is installed over which your new metal roofing shingles are installed carefully. Although, this is a durable roofing technique this still requires a lot of time and modern equipment along with professional assistance which makes it a bit costly and time-consuming. 


The last method of installing metal roofing involves the installation of an underlayment directly onto the existing shingles and then covering this membrane with metal roofing as another layer on top. This process is cost-effective and far more substantial than directly installing your metal roof over the old shingles. Moreover, it prevents the effects of contraction and extension of your metal roof due to changes in weather conditions and enhances its lifespan. The protective membrane installed underneath also prevents the moisture from seeping into the roof which further protects your roof from all sorts of roof-related issues and leakages. 

All these methods of installing a metal roof on existing roof shingles demand a different amount of effort and time depending upon various factors. The cost of installation and service charges may also vary according to the preferred roofing procedure that is to be followed as per the rules and regulations set by your local authorities.