38"W X 14"H [Duct Opening] ALUMINUM RETURN GRILLE - Easy Air Flow - Linear Bar Grilles [Outer Dimensions: 39.875"W X 15.875"H] Ceiling Design – Circular return valves MFACRA88W1 Condensate Pump Product Details Size 20
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Description
38"W X 14"H [Duct Opening] ALUMINUM RETURN GRILLE Easy Air Flow Linear Bar Grilles [Outer Dimensions: 39.875"W X 15.875"H] Ceiling Design – Circular return valves MFACRA88W1 Condensate Pump Product Details Size 20 Design – Circular return valves designed to be used in low and medium pressure ventilation air conditioning systems actual front end outer dimensions are approximately 42 5 8" width X 12 5 8" height