To get the longest lasting EPDM, ask about the mil fully-adhered for years of life and a 30 year manufacturer warranty. If the ballasted EPDM is a better fit for your project, the mil can last years that comes with a 15 year warranty from the manufacturer. This can be a pricier option, but is attractive both to the eye and to potential home buyers. Standing seam comes in three main metal options: aluminum, copper, and steel. Copper is a soft material which makes it quieter, but it also has a tendency to expand and contract with fluctuating temperatures.
An aluminum metal roof has great corrosion protection, but the price of aluminum varies greatly. As a roof, aluminum standing seam metal lasts years with a 40 year warranty from the manufacturer. Steel is one of the most recycled materials in the world which makes this a very green option, and it is the least expensive metal standing seam metal option.
This option is typically coated with multiple layers of protective material before the final paint is applied, helping to lengthen the lifespan of this metal roof. Steel standing seam metal roofs last years with a 40 year manufacturer warranty. Standing seam roofing is installed in a manner which conceals all the fasteners, making for a very clean, sleek appearance, a roof system that is very safe and low-risk in terms of durability and leaks during its lifetime.
Corrugated steel metal roofs look like they have many little waves in the material. There are different types of flat roofing materials with each type offering a different lifespan. With all the choices and newer products coming into the market, homeowners want to know the average lifespan they can expect.
Here are the most common residential flat roof materials. In general, a flat roofing system can last anywhere from years depending on the following factors:. What is the Life Expectancy of a Flat Roof? Modified Bitumen Torch-down Modified bitumen flat roofing systems are probably the most common flat roofs.
Tags: flat roofing , roofing company , Torch down , Vancouver Roofers. Regards, Sandy Henderson. Your browser does not support iframes. Torch Down Roofing Explained. Flat Roof Maintenance. Structural issues may be too extensive for commercial roof repair and require the replacement of a roof sooner than the expected lifespan for a particular material. A structure with foundation problems may settle or shift more than a solid build.
This can cause a roofing membrane to buckle and make a building structurally unsound. Roofing specialists can recommend the best materials and design for any commercial building. Built-up roofing is much heavier than single-ply materials. A modified bitumen roof also requires installation of three to five layers of heavy materials.
Roll-on membranes require a full installation starting with a steel deck, insulation and roof board. It may be possible to apply a spray-on roof coating made of polyurethane, acrylic or silicone over an existing roof. The choice of material, structural requirements and location of a commercial property may determine whether a roof lasts for the duration of the average span of time for the material. It is necessary to maintain any type of roof to reach the longest lifespan. Clogged drainage systems are easy to avoid and pooling water can undermine any roof.
Any damage such as blisters, cracks, punctures or splits should be quickly patched or repaired by trained professionals. Regular inspections and commercial roof repair enable any commercial property owner to keep a flat roof in good condition for years to come.
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