12" X 10" [Duct Opening] 1-Way Fixed Curved Blade Air Supply Diffuser Register Vent Cover Grille [Outer Dimensions: 13.75"W X 11.75"H] 1-Way addEventListener('click' MFACRA88W1 Condensate Pump Product Details Size 20
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Description
12" X 10" [Duct Opening] 1 Way Fixed Curved Blade Air Supply Diffuser Register Vent Cover Grille [Outer Dimensions: 13.75"W X 11.75"H] 1 Way addEventListener('click' MFACRA88W1 Condensate Pump Product Details Size 20 addEventListener('click' + Product Details Size 24"w X 20"h is the size for the duct opening measurement only