We’ve got window trickle vents to meet every ventilation requirement and fit virtually any casement. Whether you need white trickle vents to fit a standard 70mm PVCu profile, slimline anthracite grey trickle vents to fit on aluminium windows or chartwell green trickle vents to blend with modern flush sash windows, we’ve got a huge range of colours. We have just what you need from stock, in a range of different sizes, colours, EA airflow performances and fitting methods. Need trickle vents for real timber or woodgrain effect UPVC windows? We can get those too on short-lead times. Read Less