Manthorpe 9" x 3" Adjustable Hit & Miss White

Take full control of your homeâs airflow with our Adjustable Hit & Miss Grille Plate. Engineered to fit perfectly over a standard 9" x 3" (228.6mm X 76.2mm) opening, this vent provides a clean, flush finish for any single brick aperture. The intuitive "Hit & Miss" sliding mechanism allows you to manually reduce or completely close off airflow, making it an ideal energy-saving solution for managing drafts during colder months. For openings up to 229 x 76mm Free ventilation area: 2,240mmâ Adjustable faceplate for airflow control Concealed fixing screws Fitted with integral flyscreen The vent is designed to fully cover over a single brick aperture. Disengage flyscreen from faceplate and screw over opening using four No. 8 gauge round head screws of appropriate length.