Flat Roof With Stones

Jul 23 2018 explore mike n eve brooks s board flat roof houses followed by 353 people on pinterest.

Flat roof with stones. Flat roofs are an ancient form mostly used in arid climates and allow the roof space to be used as a living space or a living roof flat roofs or low slope roofs are also commonly found on commercial. Ballast is commonly used with roofs made of tar and gravel roof alternatives including ethylene propylene diene monomer epdm polyvinyl chloride pvc and thermoplastic polyolefin tpo single ply flat roofs. Don t go thinking that modern houses with flat roofs only look good though as these innovative designs actually have practical properties as well. The purpose of stone or gravel ballast on a flat roof it is not unusual to find a gravel top coat on commercial roofing systems.

A flat roof is a roof which is almost level in contrast to the many types of sloped roofs the slope of a roof is properly known as its pitch and flat roofs have up to approximately 10. I assume you re not talking about rocks meaning boulders but rather the layer of small stones you see not just on gas stations but on many flat roofs. Gravel to protect built up roofs. Ideally the stones are river gravel which has smooth edges and won t cut into the roof when somebody walks around on it.

Though primarily confined to built up asphalt roofing systems it can be applied to single ply epdm rubber based membranes as well. A layer of gravel or small stones is applied on top of the final coating of asphalt to protect the roof from the elements including ultraviolet uv rays and hail. Paving stones can also be added to create walkways which adds value to your property. The traditional hot tar and gravel roof is built from three or more plies of waterproof material alternated with hot tar and ballasted by a layer of smooth river stone.

Here alternating layers of roofing felt usually fiberglass and hot applied asphalt are combined to create a long lasting roof system. A built up roof bur sometimes called a tar and gravel roof is a tried and true style of flat roof.