20x14 Duct Opening Steel Return Air Grille With Removable Door For 1-Inch Filters White Vent Cover Grill For HVAC Cold Air Intake Outer Dim 22 5/8 W X 16 5/8 H

20x14 Steel Return Air Grille with Door for 1-Inch Filters
✔️ White powder-coated steel vent grille for 1-Inch filters, single unit

This duct return grille mounts in wall or ceiling openings to house a 1-inch filter and channel air back into the HVAC system. It’s ideal for residential applications where clean airflow and easy maintenance matter.

✅ Wall opening size: 20 in W x 14 in H (508 x 356 mm)
✅ Outer dimensions: 22 5/8 in W x 16 5/8 in H (575 x 422 mm)
✅ Fits 1-inch thick filters (not included)
✅ 40-degree angled fins for efficient airflow and quiet operation

💡 What is a steel return air grille with a removable door used for in residential HVAC systems? It helps balance airflow and keeps filters accessible.

- Handy for returning air to the furnace while keeping filters accessible - Fits 20x14 wall openings and accepts 1-inch filters - 40-degree angled fins improve airflow and cut noise - Durable steel with powder coat resists corrosion and wear