Where roofing is our heritage and quality is our tradition

Modified Bitumen Roofing

Installation Options

Polymer-modified roof membranes are composed of reinforcing fabrics for polymer-modified bitumen that is manufactured into an easy to apply roll material. Modified bitumen roofing systems are available in a range of granular color surfaces and offer excellent UV protection.


Knipp Roofing & Exteriors offer various installation options for the application of base sheets that are applied using hot asphalt adhesion or mechanically fastened, depending on the chosen option, which include the following:


  • Torch applied membrane installation
  • SBS Cold applied membranes
  • Self-adhered membranes

Benefits of Modified Bitumen Roofing

Our superior quality modified bitumen roofing systems offer:


  • Exceptional durability
  • Weather resistance
  • Long lasting with up to a 20 year guarantee
  • Resilient - resist tears and crack
  • Flexible - easily contracts and expands
  • Easy to maintain and repair
  • Lightweight
  • Cost effective
  • Energy saving

Modified bitumen is an ideal product for repairs for a built-up roofing membrane and can also be used for new and re-roofing applications where long term roofing performance is required. For further information on modified bitumen roofing systems available, contact us today.