Rytons Flush Face Low Profile Hit and Miss Ventilator 6″ x 3″ – Adjustable background ventilator suited to rooms, also suited to small spaces such as cupboards. Can also be used in caravans and boats etc. Integral Flyscreen Concealed Fixings Made from polystyrene – U.V. Stabilised to protect against sun damage 155mm long x 95mm high x 5.5mm 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
