20"W X 18"H [Duct Opening] ALUMINUM RETURN GRILLE - Easy Air Flow - Linear Bar Grilles [Outer Dimensions: 21.875"W X 19.875"H] Color_Anodized Aluminum + Product Details Perfect Fit Ducting Components RG2016 FBA-HP Applications The C box

+ Product Details Perfect Fit & Easy Sizing - Designed for a 30" x 22" OR 22" x 30" duct opening (measured at the opening)

the panel remains concealed in the ceiling by mud drywalling the mesh/set beaded frame

powder-coated steel

75" width X 11

Actual Filter Size – 7 3/4"w x 5 3/4" x 1"

20"W X 18"H [Duct Opening] ALUMINUM RETURN GRILLE Easy Air Flow Linear Bar Grilles [Outer Dimensions: 21.875"W X 19.875"H] Color_Anodized Aluminum + Product Details Perfect Fit Ducting Components RG2016 FBA HP Applications The C box + Product Details Perfect Fit & Easy Sizing Designed for a 30" x 22" OR 22" x 30" duct opening (measured at the opening) the panel remains concealed in the ceiling by mud drywalling the mesh set beaded frame