PATIKIL Square Air Vent Cover 16 x 16 Inch, 4 Inch Dia, Air Return Grille Sidewall or Ceiling Air Diffuser with Square-to-Round Adapter for Home Office Ventilation

PATIKIL Square Air Vent Cover 16 x 16 Inch, 4 Inch Dia, Air Return Grille Sidewall or Ceiling Air Diffuser with Square-to-Round Adapter for Home Office Ventilation

• Size: Overall size: 40 x 40cm / 16 x 16 inch(W*L); Screw hole distance: 37.5cm / 14.8 inch; Square-to-Round Transition Diameter:15cm / 5.9 inch; Height: 9.2cm / 3.62 inch. Package includes:1 x square air vent cover with a square-to-round transition.
• Advantage: The plastic square air diffuser is made of ABS plastic, which offers the advantages of oxidation and corrosion resistance.Equipped with a square-to-round Adapter, it is suitable for both square and round duct systems, making it easy to install in various types of HVAC systems.
• Application: Square air vent cover can be installed in ceilings, walls or ducts and is widely used in living rooms, bedrooms, kitchens, or bathrooms, as well as office environments or factories, helping to regulate airflow.
• Instruction: Please 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.