Direct replacement for many installations Framevent is an attractive window ventilator made from the highest quality UVstable material. Suitable for timber and PVCu windows Framevent trickle vents are offered in two common sizes and a range of colours to match your window profile. These window ventilators by RW Simon reduce the chance of mould condensation and water vapour in the air by increasing the airflow. Fitting new trickle vents or replacing old damaged vents can improve the air quality in a room and reduce draught and noise. Features & Benefits Smooth sleek finish snap on ends hide fixing Ventilation control interior vent adjustment Keeps flies out flyscreen on outside hood Updraught or downdraught fit either way up Stops water ingress overhanging exterior hood Choice of size two popular vent sizes Why is ventilation important Adequate ventilation inside homes and other buildings will prevent damaging excess condensation and maintain good le...