Gravel Ballasted Roof System

It can be applied on any building that can accommodate the extra load of the ballast and where the roof slope does not exceed 10.

Gravel ballasted roof system. Gravel on a ballast roof system ballast is a different style of gravel which is applied to single ply roofing systems. In gravel ballasted roofing systems the waterproofing membrane is covered and ballasted against wind uplift and other exposures with a layer of gravel. Ballast paver can be used as a walkway perimeter ballast or can fully cover a roof for ultimate protection from wind and uv damage. Built up roofs or burs also called a tar and gravel roof is a well established and popular style of flat roof that is made up of alternating layers of roofing felt or fiberglass and asphalt that is applied with heat which combine to make a long lasting sturdy roofing system.

A ballasted gravel paved roof will generally require a stronger supporting structure than that for the exposed membrane one but will allow the roof to be used as a trafficked or leisure use area. It can be applied on any building that can accommodate the extra load of the ballast and where the roof slope does not exceed 10. The gravel top coat is also extremely resilient to heavy foot traffic and high wind scenarios. The ballast is used to keep the roofing system cool and of out of the sun s harmful rays thus keeping energy costs down.

Despite the positive qualities associated with a ballasted roof system there are some challenges. Although the primary purpose of ballast is to weigh down the roofing materials it also offers similar protective benefits as described above. The firestone epdm ballasted system is an economical epdm roofing system suitable for a wide variety of buildings. The firestone tpo ballasted system is an economical tpo roofing system suitable for a wide variety of buildings.