PATIKIL 16x16 Inch Plastic Ventilation Grille, Return Air Vent Cover Removable Vent Filter Grilles with Built-in Mesh Screen for Wall or Ceiling HVAC Vents, White

PATIKIL 16x16 Inch Plastic Ventilation Grille, Return Air Vent Cover Removable Vent Filter Grilles with Built-in Mesh Screen for Wall or Ceiling HVAC Vents, White

• Color: White; Applicable Duct Opening Size: 400 x 400mm / 16 x 16 inch (L*W); Packing Listing: 1 x Ventilation Grille
• Advantage: Made of ABS plastic, smooth surface, temperature-resistant, sturdy, durable, and not easy to color-fade. It features a louver design, and with a built-in mesh screen design, it can effectively prevent dust from entering the interior and keeping it dry. The vent cover has a removable face/door, which allows you to maintain and clean easily
• Instruction: 1. Attach and embed the vent cover to the ventilation duct opening. 2. Fix the vent cover to the duct opening with screws(not included).
• Application: This vent cover functions as a return air vent grille, designed for optimal airflow, increasing the efficiency of HVAC systems, and it helps maintain air pressure and improve air quality by filtering out debris. Suitable for residential and commercial heating, ventilation, and air conditioning systems. It is best suited for temperatures ranging from -4 °F to 176 °F.
• Note: 1. Please regularly clean the mesh filter of the vent grille to ensure its ventilation efficiency. 2. Please check the size carefully before purchasing. The duct opening size should be at least 5mm bigger than the inner size of the vent grille.