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

PRECISE DIMENSIONS: Outer ring diameter: ø 150mm / 5.9" inch. Inner duct connection size: ø 99mm / 3.90" inch. Overall length is 80mm / 3.15". Mount collar depth: 59mm / 2.32" 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. Black circular air diffuser with adjustable valve, ideal for precise airflow regulation and noise-reduced ventilation in ceiling or wall installations. 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