Air Conditioner Grille; Type Return Air Filter; Style Lanced/Removable Face; Grill Size 16 Inch x 20 Inch; Overall Dimensions 17-3/4 Inch x 21-3/4 Inch; Fin Spacing 1/3 Inch; Fin Angle 20 Degree; Material Steel; Finish/Color Bright White Enamel; Inclusions/Features Effectively Conceals Filter; Excludes Standard 1 Inch Thick Disposable Filter; Application Residential