24" X 8" Baseboard Return Air Grille - HVAC Vent Duct Cover - 7/8" Margin Turnback For Flush Fit With Baseboard Work - White Floor Grille these louvers provide exceptional protection 4 X 12 Is CRFG2028 Width_14in

these louvers provide exceptional protection against rain and water

+ Product Details Size - 6"w X 6"h is the size for the duct opening measurement only

Design – removable frame for easy filter change & cleaning - uses a 1" thick filter

Actual Front End Outer Dimensions Are 14" Diameter

Looks like new after years of use

24" X 8" Baseboard Return Air Grille HVAC Vent Duct Cover 7 8" Margin Turnback For Flush Fit With Baseboard Work White Floor Grille these louvers provide exceptional protection 4 X 12 Is CRFG2028 Width_14in these louvers provide exceptional protection against rain and water + Product Details Size 6"w X 6"h is the size for the duct opening measurement only