This European Standard specifies a method for determining the change of appearance and stability of a resilient floor covering or a laminate floor covering, including joints, under the movement of a castor chair.
BS EN 425:2002 history
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