The Asphalt layer of non-woven fabric is also called waterproofing layer but it is composed of multiple layers of fibers, and it contains a wide range of fibers, and its fiber raw materials are diverse.
Asphalt fabric a heat-set polypropylene nonwoven geotextile specifically designed for asphalt overlay applications. Key benefits of non woven pavement interlayer systems are they provide a waterproof barrier for subgrade foundation soil protection, creates a stress relieving membrane between the existing pavement and asphalt overlay and extends the useful life of the overlay.