Louvre Vents

Louvre vents provide fixed ventilation through walls and doors. Round vents come in 100mm, 125mm and 150mm, including versions with fly mesh, and rectangular door vents in sizes such as 70mm x 450mm and 90mm x 445mm.

Square and rectangular vents with fly screens run from 150mm x 150mm to 250mm x 250mm and beyond. Colour options include white, grey and brown, and the product details mention a backdraft damper on some models.