Roof Ballast Rocks

3 4 1 1 2 excavated from our pond with a natural blue tint mixed with brown and natural color hues.

Roof ballast rocks.

In gravel ballasted roofing systems the waterproofing membrane is covered and ballasted against wind uplift and other exposures with a layer of gravel. Naturally round grey and tan granite. Ballast stones are usually one to two inches thick and applied more generously than on a built up roof. Despite the positive qualities associated with a ballasted roof system there are some challenges.

On the other hand ballast roofing might be the right choice for your commercial property if you live somewhere with a ready source of ballast rocks gravel of the appropriate size and you prefer the aesthetic look and texture of the larger stones. The ballast is used to keep the roofing system cool and of out of the sun s harmful rays thus keeping energy costs down. Roofing southwest a ballast system helps cut roof system application costs as it takes less time to install since sealing the layers together isn t necessary. This process begins with vacuuming all 1 to 2 5 river rock from single ply roof systems.

Conventional gravel ballasted roofs have been built for many years and are suitable on most flat roofs and structures. Used in roofing applications. Why not fully adhere. This is for a roofing membrane that is not fully adhered to substrate and the pebbles are essentially acting as a paperweight.

Ballast removal and re ballast or swap out as some call it allow you to save on the cost of purchasing new ballast for your repair or re roof jobs. A ballasted roof means that the roof membrane is not anchored or adhered in any way to the decking material. 831 main street bridgewater nj 08807 1 800 82 rocks. Roofing ballast is usually the little pebbles you see on a flat ish roof.

Products may run larger than description. Ton or 60lbs bags 3 roofing ballast astm d 448. 2 roofing ballast no longer meets spec astm d 448. 4 blue round gravel approx.

The heavier stones provide substantial protection against wind gusts. It is however ballasted generally with gravel. Paving stones can also be added to create walkways which adds value to your property. When the concept first came to the u s plenty of roofers scratched their heads and wondered how the roof stayed on without being anchored especially during high winds or storms.