Manthorpe Blue/Black Interlocking Air Brick Vents Travel and Leisure For sizes please see picture

For sizes please see picture chart

Maximum weight per hook 25Kg

Back Draught Shutter

Other sizes available in our shop

Manthorpe Blue/Black Interlocking Air Brick Vents Travel and Leisure For sizes please see pictureProduct Description Manthorpe Blue Black 9" x 3" Air Brick Vents Plastic interlocking air brick ventilator. Part number: G930. Provides 6,450mm of airflow per 9" x 3" airbrick. Clip together facility provides a choice of ventilation sizes. Can be stacked together to create 9" x 6" and 9" x 9" combinations. Additional G935 extension sleeves available in . Moulded in mortar key ensures secure adhesion to the building fabric. Meets NHBC requirements for