Which Is Better Built Up Roofing Or Foam Roofing

Those are two of the selling points of spray polyurethane foam spf roofing but this type of roof isn t a perfect fit for all or even most commercial buildings. A basic foam roof installation costs approximately 3 per square foot based on standard r value ratings and common roof construction. Built up roof bur built up roofs are one of the less expensive flat roofing options available.

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A built up roofing system is installed by alternating layers of bitumen and reinforced fabric.

Which is better built up roofing or foam roofing.

Residential and commercial roofing shingles slate roof ventilation roof underlayments asphaltic and tpo roof membranes. Flat roofing option 5. If needed a base sheet can be fastened to the roof to create a flat and safe work space. On the surface it sounds great.

Before investing in any roof system it pays to examine your options and research the pros and cons. Roofing shingles and materials plus factory certified roofers including ratings from real homeowners from north america s largest roofing manufacturer. Cost of a spray polyurethane foam roofing. The reflective top coat of the roof reduces the cooling costs and the spf insulation technology which keeps heat trapped inside.

For an average 20 000 sq. For an average commercial roof it will usually cost between per 5 50 8 50 square foot in materials and labor to install a typical built up roofing system. This price range is for an spf roof of average thickness and building structure. A quickie roof and good r value.

Additional complex roofing and higher r value foam cost up to 5 per square foot. This price range can change depending on the materials you choose. The durability is high in comparison to that offered by a multi layered built up roof system. Foot commercial roof it will usually cost between 4 00 and 7 00 per square foot in materials and labor to install a typical spf roofing system.

A spray foam roof is always coated usually w silicone. Ultimately once cleaned and prepped and verified that the roof is dry a gravel built up roof is a very ideal surface to apply foam to. Learn about two of the most popular flat roofing systems. What is the difference between modified bitumen and spray polyurethane foam flat roofing.

Spray foam roofing usually cost between 4 7 per sq. Just like modified bitumen and pvc epdm roofs have seams that must somehow be adhered to one another and the bond on these seams often fails which leads to leaks and other failures of the roofing system. The foam roofs have great tensile strength. Spray polyurethane foam spf roofing.

Built up roofing the first layer can be adhered directly to the roof substrate.

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