The Timloc Retro Fit Drill Vent Cavity Ventilator is an indispensable tool for any homeowner or construction professional. This high-quality ventilator ensures proper ventilation in cavity walls, reducing the risk of dampness and improving indoor air quality. Crafted to fit into a 80 x 25mm hole, it can be easily installed with minimal tools. The terracotta colour blends seamlessly with most building materials, offering a discreet yet effective ventilation solution.