Modified Bitumen Vs Roll Roofing

Tpo roofs have been around since the 1990s.

Modified bitumen vs roll roofing.

Modified bitumen roofing has been around since the 1970s and tpo developed later in the 1990s but they both are ideal for all types of weather and have advantages and disadvantages. Sometimes bitumen roofing products like asphalt shingles can be recycled and used to construct new roads. Modified bitumen is installed in multiple layers multi ply roof each of which is torched to the surface below at every turn of the roll. The climate condition also contributes to the life expectancy of the roofing.

Y alls muss gotch erself some high n mighty rolled rufers up thar n the land o the wolverine. Us apalachians ain t ne r seen no black mammy tween a roll uh 90. 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. Roll roofing and modified bitumen are both suitable for low slope roofs.

You would be able to easily grab a corner and pull it apart but not so with the mod bit membrane. The modified will be one with a base and cap. Quick facts and cost installed. It may be a heat applied modified.

They perform well in both extremely hot and bitterly cold conditions perfect for the weather extremes common across new jersey and nearby states. Probably the easiest way to tell just by looking is the seams the asphalt rolled roofing will have plastic roof cement in the seams the mod bit will have melted tar squeezing out of the seams. Modified bitumen roofing is heavier than the roll roofing. Modified bitumen roofing has been around since the 1970s when it was developed to address ongoing issues with traditional asphalt roofs.

Modified bitumen is approved for flat roofs with minimal slope but roll roofing is not viable below a 2 12 pitch two inches of rise for each twelve inches of horizontal run with exposed nails or a maybe little lower with concealed nail installation. No matter what type of method was used to install the modified bitumen they all have on thing in common that is a good seal. The two most commonly used roofing systems in commercial properties are tpo and modified bitumen. Look under rolled roofing see if its a roll that has been nailed to the deck versus a base sheet and a cap sheet.

Some laymen erroneously call modified bitumen roll roofing since it does come in a roll but the more accepted definition of roll roofing is the cheap 90 granulated material just as trg has already stated. One of the longer lasting roofing options for flat roofs is bitumen roofing or a modified bitumen roof. It does not require nails or other stuff like the roll roofing needs. The modified bitumen seals down to the roof so there are no seams.

Modified bitumen vs roll roofing. Modified bitumen an asphalt based multi ply flat roofing system is considered a modern take on its close cousin bur or built up roof.