The XS13 Trimvent Select is a surface-applied trickle vent with a sleek design and easy operation. Manufactured by Titon whose ventilators have been specified and fitted on millions of windows throughout the UK and Europe over the past 20 years, you can trust that these vents will perform and provide optimum airflow to your home.This plastic slot ventilator fits over a 13mm slot in a window and provides an Equivalent Area Airflow of 4400mm² when fitted with the XC13 canopy.Ideal for use on new build properties or window refurbishment projects in existing properties and suitable to be used on timber, aluminium, or PVCu windows.This vent has been specifically developed for recent revisions to Part F of the Building Regulations for Ventilation (England & Wales), is optimised for use with the Scottish Technical Standards, and to improve performance for requirements throughout the UK and Europe.Surface-mounted ventSleek designAvailable in Brown or WhiteSuitable for use on timber, aluminium, or PVCu windowsEasy operationFor use over 16mm slotOverall slot size: 367mm x 13mm (173.5 / 20 / 173.5 x 13mm)Vent Dimensions: 411mm x 18.5mmEquivalent area airflow: 4400mm2Rounded unobtrusive shapePlease Note: Fixings are not included.