Flat Roof Gravel Size

We need to top up the gravel in one spot on our flat tar and gravel roof.

Flat roof gravel size.

Gravel is used on flat roofs for two reasons. There are so many tipes of gravel out there now all different colours and shapes. Thats if you dont want to use stone if you want to use pebbles. To protect the underlying layer of roofing materials as is the case with built up roofs burs.

Their is silver fire proof paint out there now thats is painted on the roof you might get this fire proof paint in black or other colours. Can i use pea shingle size 10 15mm does anyone know what sort of area one of the bags from a diy store would approx cover. The idea of putting gravel on flat roofs was to stop sparks landing on the roof and starting a fire. Roof gravel provides a protective layer to flat roofs reducing the weather damaging effects from uv rays and heavy snow hail and wind.

We recently had the building regs inspector around to sign off the extension we have had built. Our roof gravel is available for delivery in tunnel lift bulk bags allowing an easy method of transporting the gravel onto a roof using a crane not provided. Email save comment 2. He told me that i needed to lay some gravel on the flat roof.

Gravel to protect built up. 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. Are there any specific requirements for the gravel size type colour etc that we should keep in mind when we re buying a bag.