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 angle the louvers up for 4 X 12 Is CRFG2028 Width_14in
Yard notes & kiln story
Description
angle the louvers up for efficient cooling
which the interior PET provides
+Product Details Size – 2"h x 12"w is the size for the duct opening measurement only
Pressure Rating: 2100 to 7000 PSI
closest('dt')
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 angle the louvers up for 4 X 12 Is CRFG2028 Width_14in angle the louvers up for efficient cooling which the interior PET provides