Tpo Membrane Vs Modified Bitumen

Two of the commercial flat roof systems commonly found in the northeast are modified bitumen and thermoplastic polyolefin tpo.

Tpo membrane vs modified bitumen. Modified bitumen roofing has been around since the 1970 s while tpo developed later in the 1990 s. Which side are you on. Modified bitumen vs tpo tpo is king despite being cheaper there are just too many downsides to using a modified bitumen roof to make it a viable option anymore.

Modbit systems are usually one two or three ply systems and are typically torch applied. The two most commonly used roofing systems in commercial properties are tpo and modified bitumen. August 21 2018 by andrea posson two of the most popular flat roofing options today are modified bitumen and tpo thermoplastic polyolefin.

This combination gives it a rubber like characteristic. They are both ideal for hot and dry weather and both have advantages and disadvantages. Modified bitumen happens to be the older flat roof material.

Each has its own set of defining traits and unquestionable strengths making either of them an excellent choice for low slope roof applications. The two most common roofing systems for commercial buildings are tpo and modified bitumen. Epdm roofing has a longer lifespan than tpo while the pricing between the two membrane roofing systems is comparable epdm roofs generally have a longer lifespan.

Modified bitumen roofing has been around since the 1970s when it was developed to address ongoing issues with traditional asphalt roofs tpo roofs have been around since the 1990s. Surfacings can include mineral granules copper aluminum or aggregate. Often you ll hear people use the term torch down roofing modified bitumen consists of asphalt and filler ingredients.

Modbit membrane rolls come in 36 39 widths and cover an area of approximately 100 square feet. The multi ply membrane has a base layer that is attached via bars or plates to the roof. A modified bitumen or mod bit is a complex roofing membrane and hence must only be applied by commercial roofing professionals.