16"W X 25"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 17.75"W X 26.75"H] Brown 875" width X 9 Compatible With Duct 7in Applications This sheet metal DDAG-A-1212
Yard notes & kiln story
Description
875" width X 9
+ Product Details Size - 36"w X 20"h is the size for the duct opening measurement only
this grille seamlessly drops into the designated place
+ Product Details Size - 8"w X 30"h is the size for the duct opening measurement only
And Meets/Beats ASTM B280 Standard
16"W X 25"H [Duct Opening] Steel Air Vent Return Grille HVAC VENT DUCT COVER DIFFUSER [Outer Dimensions: 17.75"W X 26.75"H] Brown 875" width X 9 Compatible With Duct 7in Applications This sheet metal DDAG A 1212 875" width X 9 + Product Details Size 36"w X 20"h is the size for the duct opening measurement only