Overhead Concealed Trickle Vent Cover - Company Name -

window slot vent   Dan window slot

Slot size: 390mm x 16mm EA

Trickle vents allow for a small amount of ventilation even when the window or door is closed These vents are designed to help prevent or minimise problems Order Casement Window - Trickle Window Slot Vent Set Inside & Out - 400mm - 3180mm²EA

double stacks slot Window Trickle Slot Vent 263mm White for uPVC Double Glazing & Timber Windows Reduces Condensation, Damp & Steam in Windows Fully Adjustable : : Draak Trickle Vents for UPVC windows High-quality, texture-free window ventilation in various colours & sizes, ready for collection in 2 hours or next-day