The asphalt and rubber combination makes it durable and holds up to so much more than your standard roofing.
How thick should a modified bitumen roof be.
Dibiten poly 4 5 modified bitumen.
Modified bitumen roofing membranes 55 6 4 u l.
Often when a homeowner calls you for a roof repair or replacement time is of the essence.
Maybe their roof suffered storm damage or they re selling their home or they ve found a leak that s damaging their ceiling.
This roof system can withstand heavy foot traffic by work crews snow shoveling and because it has embedded ceramic granules on the surface it will.
It is a roll roofing that is applied with liquid mastic and has a surface finish of small rock granules similar to a 3 tab shingle roof.
The mem brane is heat fused in place.
The combination of these layers makes the membrane over 3 8 thick.
The base sheet is often self adhered to the roofing substrate.
The material is used for roofs with a low slope or nearly flat.
A base sheet and a cap sheet.
Listed specifications single ply membrane systems unless otherwise specified the insulation and base sheet are mechanically fastened to the deck.
Modified bitumen is a type of asphalt product that can be applied in a number of ways to the roof in both hot and cold temperatures.
The advantages to a modified bitumen roof i have already told you that they have less maintenance and good lifespan but another great advantage is the strength.
If the slope is between 3 12 and 4 12 use two layers of 15 felt for asphalt shingles.
The expected lifespan of a modified bitumen roof often called a modified bit roof is 10 to 15 years in florida.
The cap sheet is either torched down cold adhered or self adhered modified bitumen can also be applied in hot asphalt.
The type and amount of roofing felt to apply varies according to roof slope.
Whatever the reason these time sensitive requests require contractors who can quickly provide a roof proposal and get to work.
Class a ballasted 1.
Modified bitumen roofing was designed for use on buildings that have a low slope or flat roof.
Modified bitumen roofs have a lot of advantages over other types of membrane roofing and are often seen as the modern alternative to the built up roof.
A modified bitumen roof generally consists of two layers.
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Then a modified bitumen membrane embedded with ceramic granules is heat fused down to the base completing the 2 ply system.
