TVA Plastic Recessed Clip-FixTrickle Vent283mmTVA283-FA-OAKOak Finish SKU: TVA283-FA-OAK Pinit Quantity discounts available QuantityPrice Quantity -+ Add to Basket DescriptionDescription TVA semi-recessed plastic clip-fix trickle vent. Specifically designed for high performance timber windows. Complies with Building Regulations, Ventilation (England & Wales). Press to open or close. Provides high air tightness in closed position. Should be fitted with the TVA Canopy to achieve the EA Air Flow figures. Installed on the inside of the window. 283mm long, with oak veneer cover.