Epdm roof membrane 60 mil ballasted membrane and stone ballast only 10 75 20 lbs.
Gravel ballasted epdm roof.
Most ballasted roof systems use gravel stone that is similar to what would be used in landscaping.
Somebody walking on the roof will undoubtedly step on the ballast and put a hole in the membrane.
A ballasted roof also helps protect the epdm membranes from punctures from tree branches.
Holes mean roof leaks and roof leaks mean call the roofer.
They are known for their installation speed and pleasing aesthetics.
The buildup is ballasted with a gravel layer of at least 50 mm and 80 kg m 2.
The firestone epdm ballasted system is an economical epdm roofing system suitable for a wide variety of buildings 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.
Additional benefits of ballast on a flat roof.
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.
National roofing contractors association.
Epdm roof membrane 90 mil fully adhered membrane only 0 56 lbs.
Gaf everguard roof membranes must be used in roofing systems to be guaranteed by gaf.
Ballasted flat roofs are a popular choice especially for commercial buildings.
Everguard tpo ballasted roof systems the selection of membrane type thickness and attachment is the responsibility of the architect engineer owner or roof consultant.
Gravel ballasted roofs with sikaplan or sarnafil single ply membranes are conventionally installed.
52 5 97 65 kg.
1075 2000 lbs.
National roofing contractors association.
Simply put a ballasted roof is easy to install and basically guaranteed maintenance work for a roofer.
If your building is in an area that s in danger of falling debris such as tree branches or heavy foot traffic opt for a thicker membrane such as 75 mil.
Ballasted roof systems have been installed since the early 1970 s.
Although a ballasted epdm fully adhered roof comes really close.
National roofing contractors association.
0 02165 0.
Epdm roof membrane ballasted membrane and ballast only 0 33.
The single ply membrane and other roof components including thermal insulation are loose laid.
Epdm roof membrane 60 mil fully adhered membrane only 0 47 lbs.
Firestone epdm ballasted system application.
The gravel in a ballasted roof helps absorb heat preventing the sun from heating the roof materials below and making the roof more energy efficient.
Epdm roof membrane fully adhered or mechanically attached membrane only 0 24.