This document specifies the characteristics of non-cushioned@ heterogeneous floor coverings@ consisting of poly(vinyl chloride) (PVC)@ supplied in either tile or plank or roll form. Products can contain a transparent@ non-PVC factory finish. To encourage the consumer to make an informed choice@ this document includes a classification system (see ISO 10874) based on the intensity of use@ which shows where these floor coverings give satisfactory service. It also specifies requirements for marking.