Self Adhering Polymer Modified Bitumen Roofing Underlayment
Sometimes this term is shortened to mod bit the term bitumen is a generic name applied to various mixtures of hydrocarbons.
Self adhering polymer modified bitumen roofing underlayment. The deck and self adhering polymer modified bitumen tape shall be covered with one of the underlayment systems approved for the particular roof covering to be applied to the roof b the entire roof deck shall be covered with an approved self adhering polymer modified bitumen cap sheet. One of these mixtures is the asphalt used in underlayment asphalt shingles and built up roofing. The terms modified bitumen is often used when referring to asphaltic roofing materails. For small projects such as decks additions and porches two ply systems with flintlastic sa nailbase or flintlastic sa plybase and flintlastic sa cap sheet may be appropriate.
Liberty sbs self adhering cap sheet is a durable liberty sbs self adhering cap sheet is a durable modified bitumen membrane designed and manufactured to meet industry and code requirements.