Description
8"W X 14"H [Duct Opening] Steel Air Vent Return Grille HVAC VENT DUCT COVER DIFFUSER [Outer Dimensions: 9.75"W X 15.75"H] Compatible with Duct 8" + Product Details Outer dimensions: MFRG2420W HP + Product Details Outer dimensions: 31 Ideal for Walls & Ceilings: Designed for seamless installation in standard 16" X 4" duct openings efficient airflow 000 satisfied customers