Does anyone know the difference between a modified bitumen roof to a EPDM roof? I need to replace or maybe put a new layer on a brownstone in Carroll Gardens where I will be putting 2 HVAC package ...

Built-up roofing (BUR), which consists of multiple plies of membranes soaked with asphalt or coal tar pitch, has existed in its present form for close to a century. It continues to be the standard ...

Polymer modified bitumen is mixture of additional polymer that provides extra strength and resistance to fatigue, stripping, and deformations making it an ideal material for infrastructure. Such type ...

It can be termed as the building block of the pavements without which all the pavement materials would behave independently and thus will be deemed useless. Almost ninety percent of bitumen is used in ...