NW4 is a superior quality, non-woven geotextile produced by needle punching together 100% polypropylene staple fibers to form a high strength dimensionally stable fabric. The polypropylene are specially formulated to resist ultraviolet light deterioration and are inert to commonly encountered soil chemicals. The fabric will not rot or mildew, is non-biodegradable and is resistant to damage from insects and rodents.
