Photo 1 of 6" to 5" Duct Reducer Round Duct Fitting Pipe Increaser Reducer PVC DWV (Drain, Waste and Vent) Reducing Coupling (Plastic, 6 inch to 5 inch)

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Photo 1 of 6" to 5" Duct Reducer Round Duct Fitting Pipe Increaser Reducer PVC DWV (Drain, Waste and Vent) Reducing Coupling (Plastic, 6 inch to 5 inch)Photo 2 of 6" to 5" Duct Reducer Round Duct Fitting Pipe Increaser Reducer PVC DWV (Drain, Waste and Vent) Reducing Coupling (Plastic, 6 inch to 5 inch)