Rytons Hit and Miss Ventilator 9″ x 3″ – Adjustable background ventilator for rooms and small spaces such as cupboards. Integral flyscreen Concealed fixings Flush low profile face U.V. stabilised to protect against deterioration by sunlight 271mm Long x 95mm High x 5.5mm deep 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
