Vent Systems 100mm / 4" Inch White Adjustable Plastic Air Diffuser - Round Air Universal Vent - Ceiling, Wall Duct Cover - Interior Hot and Cold Air Distribution for Bathroom, Kitchen, Shed

White circular air diffuser with adjustable valve, ideal for precise airflow regulation and noise-reduced ventilation in ceiling or wall installations. Outer ring diameter: ø150 mm / 5.9" Inch, inner duct connection size: ø100 mm / 3.9" Inch, mount collar depth: 60 mm / 2.36" Inch - fits standard ducting systems. Made of zinc-coated steel sheet with a white powder-coated finish, this metal vent cover is durable, rust-resistant, and suitable for both ceiling and wall installations in modern ventilation systems. Rotating diffuser valve enables quiet, adjustable air supply; sound-insulated design with internal foam minimizes vibration, making it perfect for use as a ceiling vent, air diffuser, or bathroom air vent fan. Ideal for internal mounting, such as bathroom extractor fan systems, kitchen vent, laundry rooms, or soffit exhaust applications - a versatile solution for residential, commercial, and utility ventilation requirements., Weight: 0.15 Kilograms, Manufacturer: Vent Systems