Copper roofing is one of the oldest materials used to date. It not only gives a sustainable roofing system but also gives an attractive look to your property. Copper roofing is one of the roofing materials that offer many advantages, however, it has some disadvantages too. Therefore, homeowners should consult professional roofers who can determine if this type of material is right for your home.
Roofs that are made of copper require very little maintenance as compared to asphalt shingles and other types of metal roofing. Here we explore both pros and cons of copper roofing.
Pros of copper roofing
Copper, as a roofing material is more durable, thus making it one of the best options for roofing. Unlike aluminum and steel, copper does not corrode or rust. Moreover, it doesn’t require an additional coating or does not require to be repainted. It can remain intact for centuries.
Resistance to corrosion
Many roofing materials get corroded with age but copper enjoys is highly corrosion resistant. With time copper undergoes patination, it is a natural chemical process that causes the copper oxide film on roofs to change to a pale-green color from its original reddish-brown shade. This enables copper roofing to withstand corrosion in any weather thus making it more durable.
Safer than other roofing materials
Copper is much less likely to get damaged due to snowfall, severe thunderstorms, or excessive sun exposure. Since it is lighter in weight, it is less likely to sag or getting damaged due to snow accumulation. Furthermore, it is fire resistant as well.
Copper roofs absorb and radiate less heat. The reflective property enables it to deflect sunlight. During summers your home will be cooler and during winters reduced heat radiation will keep your home warm. As a result, you can save on your energy bills.
As compared to other roofing materials carbon dioxide emissions are less from copper, hence, by choosing a copper roof you can make a favorable impact on the environment.
Cons of copper roofing
It is one of the most expensive roofing materials and that is the reason it is rare to find a house that has a complete copper roof. Many homeowners only get copper roofing done only at the bay windows, low slope sections, and towers. However, it is often used as flashings or in the roof valleys.
Copper does not buffer noise as well as other roofing materials. Copper is a softer metal as compared to other metals. However, modern metal roofing systems are usually installed over underlayments and substrates which help in reducing the sound.
Contract and Expand
With temperature, fluctuation copper tends to contract and expand which can cause loosening of fasteners and may require repair. This can be taken care off at the designing and installation stage, however, make sure you choose an experienced installer.
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