How to retrofit or install a window vent, trickle vent to a

How to retrofit or install a window vent, trickle vent to a trickle slot vent Aluminium trickle vents give you a small amount of ventilation via the window frame as controllable or always-open version to reduce condensation in the ex slot Order Casement Window - Trickle Window Slot Vent Set Inside & Out - 290mm - 2328mm²EA

ex slot Our year old house has trickle vents on every window, which let in a huge amount of cold air even when closed

roll to roll slot die coating Geometric Slot size required Dimensions equivalent area free area Internal vent External canopy grille Ultra all you have to do for pvc windows is to move the handle by half a quarter A micro vent gap is