Modified Bitumen

Modified bitumen or Polymer-modified bitumen sheet membranes are forged of multiple layers, similar to built up roof membranes.  Modified bitumen roof systems are typically installed as a two-ply system and virtually are always fully adhered.

Porter Roofing offers modified bitumen roofing solutions as well as a diverse selection of other roofing systems.  Contact us today to receive an estimate or speak with one of our expert craftsmen about the solution that’s best for you.