Rytons Metal Hit and Miss Vent 9″ x 9″ – Suited to: Adjustable background ventilators for rooms, Small space and cupboard ventilators Strong, slim, and durable 0.8mm (20 gauge) Brass anodised aluminium composition Dimensions: 242mm long x 242mm High x 2.5mm Depth F30 Accessories/Sundry Items for Brick/Block/Stone Walling: Specification clauses 16, 165 U90 General Ventilation – Domestic: Specification Clauses 36, 38, 61, 360, 380, 505
