1. Scope1.1General This Standard specifies minimum requirements for stile and rail wood doors. The Standard provides definitions, tolerances, sizes, construction, types of doors, detailed requirements, grading, and testing methods. Note: This extract from CSA Standard O132.2-M1977 does not include requirements for flush doors (solid or hollow core) or mould ed skin doors.1.2Classification Doors are classified as follows: (a) interior type; or (b) exterior type.