How Do Trickle Vents Work?

How Do Trickle Vents Work?

Trickle vents are small openings built into modern windows and doors that allow a controlled flow of fresh air into your home. By improving ventilation without the need to open windows fully, they help reduce condensation, prevent mould growth, and improve indoor air quality. In this guide, we explain how trickle vents work, their benefits, and when you should consider using them.