FGBB Adjustable ABS Air Vent, Round Soffit Vent, White Ceiling Diffuser, Exhaust Vent Covers for Inline Duct Fan Outlet Vent,Exhaust Fan, Offices, Kitchen,Bathroom (6inch/150mm)

FGBB Adjustable 6 inch ABS Air Vent, Round Soffit Vent, White Ceiling Diffuser, Exhaust Vent Covers for Inline Duct Fan Outlet Vent,Exhaust Fan, Offices, Kitchen,Bathroom (150mm)

HG POWER 6 Inch Soffit Vent，Round Air Vent Cover with Louver, ABS Adjustable Ceiling Vent Covers for Living Room, Bathroom, Kitchen, Greenhouse, Ventilation System, White - Opening Size 5.75"

AC Infinity Flexible 6-Inch Aluminum Ducting, Heavy-Duty Four-Layer Protection, 25-Feet Long for Heating Cooling Ventilation and Exhaust