Residential Galvalume Roof

Galvalume residential profile metal roof.

Residential galvalume roof. Traditional house with white siding three gables and front porch with round columns. Request a quote on this. The one exception when galvalume should not be used. Advantages of galvalume steel roofs.

G 90 the most common zinc thickness used in residential metal roofing systems means that 0 90 ounces of zinc are coated per square foot of steel surface. In most residential steel roofing applications including near coastal areas beach homes located near the shore and even homes located in the middle of heavy salt spray severe marine environments galvalume steel will be a better and more corrosion resistant option than galvanized steel. Available in all colors and acrylic coated galvalume 36 net coverage. The mixture of zinc and aluminum protects the galvalume metal against corrosion and rust helping galvalume typically last much longer than galvanized steel.

The distinctive galvalume finish will stand up to all kinds of wind and weather and is florida code approved for residential roofing applications. However wear occurring along the roof s drip edge where all the water and snow run off will eventually wear away the aluminum coating once the paint finish fails and rust will ensue. Lesser grade galvanized steels are g 30 and g 60 and should usually be avoided for residential applications. Galvalume was invented by bethlehem steel in 1972.

Galvalume has a coating of aluminum over the steel and will likely take more time for rust to occur at the exposed locations of the panel. Galvalume metal roof and siding panels are coated with a mixture of zinc and aluminum and siliconized coating to help resist scuffs and fingerprints better than a bare metal product. The vast majority of industry insiders believe the best performing product for residential applications is a galvalume steel substrate with a kynar 500 pvdf coating. It is a trademarked name but many people use it as a generic term to describe a metal roofing product consisting of steel coil coated with a metal alloy.

In the end an average residential structure with a roofing surface of about 2 200 square feet will cost about 17 000 for a mid priced galvalume steel roof installation which includes all of the material. Pbr is a heavy duty 26 gauge exposed fastener panel using hex head screws with a built in gasket to prevent leaking.