Ulisem 4-inch Round White Adjustable ABS Ventilation Grille for Inline Soffit Ventilation Duct (9.5 cm, Front Panel: 14 cm)

Quality Material: The Allvent adjustable air vent is made of high-quality ABS, making it sturdy, compact, and robust. Dimensions: Diameter 95 mm (opening: 9.5 cm), sleeve height 80 mm (3.15 cm). Compatible with 10 cm ducts/ports.

Practical Design: The vent panel is adjustable and can be rotated to adjust the airflow to your needs. Compatible with various 10 cm ducts for HVAC systems.

Easy Installation: Easy and secure mounting on walls, ceilings, or any other surface. The white panel is removable, making daily cleaning and maintenance easy. Allvent Ventilation Accessories: These products are designed to improve homes and offices. Portable, high-quality, and durable, they bring fresh air into your home, protect your environment and your life, and offer you a better life.