for providing ventilation, e.g. through double windows; Arrangement of ventilation roses (airflow control members per se F24F13/08)

Full Title

Special arrangements or measures in connection with doors or windows ( ; screening or similar protective devices E06B9/00) > for providing ventilation, e.g. through double windows; Arrangement of ventilation roses (airflow control members per se F24F13/08)

Child Classifications

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• E06B 2007/023
• E06B 2007/026
• E06B 7/03 Ventilating devices for inserting under upwardly-sliding windows (rain or draught deflectors E06B7/26)
• E06B 7/04 with ventilation wings (E06B7/08 takes precedence)
• E06B 7/08 Louvre doors, windows or grilles
• E06B 7/10 by special construction of the frame members