This is an external wall-mounted louvered grille designed for 6" duct or wall sleeves, providing an aesthetically pleasing finish to external walls. Its downward-facing blades protect against rain and wind, and it includes an insect mesh to prevent pests from entering. The grille is UV protected to prevent discoloration and is suitable for bathroom or kitchen extractor fans, hydroponics, or in-line extract fans. It features a simple push-fit design for easy installation. Weight: 0.220462262 pounds, Manufacturer: Blauberg Fans.