A flyscreened louvred grille plate for covering over and providing ventilation through a 9" x 3" opening. The vent is designed to fully cover over a single brick aperture. Fix by using four No. 6 gauge round head screws of appropriate length. Suitable for use in most domestic situations including larders, cupboards & wardrobes. To clean, wash in soapy water. This product is not suitable to ventilate gas appliances.