14"W X 20"H [Duct Opening] ALUMINUM RETURN GRILLE - EASY AIR FLOW - LINEAR BAR GRILLES [OUTER DIMENSIONS: 15.875"W X 21.875"H] Compatible with Duct 10" offering maximum flexibility

offering maximum flexibility

With precise measurements and easy installation

Actual Filter Size – 9 3/4"w x 13 3/4" x 1"

Refrigerant - 1/2" White Insulation - 50' Long

Actual Front End Outer Dimensions Are 3

14"W X 20"H [Duct Opening] ALUMINUM RETURN GRILLE - EASY AIR FLOW - LINEAR BAR GRILLES [OUTER DIMENSIONS: 15.875"W X 21.875"H] Compatible with Duct 10" offering maximum flexibility+ Product Details Size 14"w X 20"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 15. 875" width X 21. 875" height. High Quality High quality aluminum with counter sunk screw holes (screws included) and no sharp edges. Design Unrestricted airflow For Your HVAC system noise free components no vibrating louvers etc. Powder Coat Finish Smooth, shiny, scratch resistant, beautiful. Looks like it was