2021BS EN ISO 4918:2021 Resilient,textile and laminate floor coverings. Castor chair test
2002BS EN 425:2002 Resilient and laminate floor coverings - Castor chair test
BS EN ISO 4918:2021 Resilient,textile and laminate floor coverings. Castor chair test was changed to BS EN 425:2002 Resilient and laminate floor coverings - Castor chair test.