26"W X 28"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 27.75"W X 29.75"H] w28h28 + Product Details Size - Compatible With Duct 7in Applications This sheet metal DDAG-A-1212
Yard notes & kiln story
Description
+ Product Details Size - 14"w X 28"h is the size for the duct opening measurement only
closest('dt')
textContent = '-'
+ Product Details Size - 8"w X 30"h is the size for the duct opening measurement only
which the interior PET provides
26"W X 28"H [Duct Opening] Steel Air Vent Return Grille HVAC VENT DUCT COVER DIFFUSER [Outer Dimensions: 27.75"W X 29.75"H] w28h28 + Product Details Size Compatible With Duct 7in Applications This sheet metal DDAG A 1212 + Product Details Size 14"w X 28"h is the size for the duct opening measurement only closest('dt')