The Square Air Vent Cover is designed for use in air supply and return, exhaust ventilation system.In addition, it can enhance the aesthetic of indoor and outdoor walls or ceilings. Widely used in home, office and factory.SpecificationMaterial: ABS PlasticColor: WhiteOverall size: 30 x 30cm / 12 x 12 inch(W*L) Screw hole distance: 27.5cm / 10.8 inch Square-to-Round Transition Diameter:10cm / 3.93 inch,fit for 4inch flexible vent hose. Height: 9.2cm / 3.62 inch Package includes:1 x square air vent cover with a square-to-round transition.AdvantageThe plastic square air diffuser is made of ABS plastic, which offers the advantages of oxidation and corrosion resistance.Equipped with a square-to-round transition, it is suitable for both square and round duct systems, making it easy to install in various types of HVAC systems.InstructionPlease select an appropriate position on the ceiling, wall, or pipe, ensuring that the surface is clean and pre-drilled for screws. Firmly install the vent cover, checking that it is level and flush with the surface after installation.NOTE: Before purchasing, ensure the size of the hole on the wall and ceiling or your duct matches our air vent. Regularly inspect and clean the air vent to maintain optimal performance.
