20"W X 10"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 21.75"W X 11.75"H] Grilles 5" - SEE BELOW IN Product Description Enhance your CRFG68 Victorian Floor Registers

5" - SEE BELOW IN DESCRIPTION How To Measure A Grille

With our extensive selection of Grilles

+ Product Details Size - 26"w X 26"h is the size for the duct opening measurement only

These grilles and registers give you an extra measure of quality that are visible to your family members and house guests

Heavier gauge than needed

20"W X 10"H [Duct Opening] Steel Air Vent Return Grille HVAC VENT DUCT COVER DIFFUSER [Outer Dimensions: 21.75"W X 11.75"H] Grilles 5" SEE BELOW IN Product Description Enhance your CRFG68 Victorian Floor Registers 5" SEE BELOW IN DESCRIPTION How To Measure A Grille With our extensive selection of Grilles