Photo 1 of 2pk of Master Flow 16 in. X 8 in. X 4 Ft. Half Section Rectangular Duct

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Photo 1 of 2pk of Master Flow 16 in. X 8 in. X 4 Ft. Half Section Rectangular Duct Photo 2 of 2pk of Master Flow 16 in. X 8 in. X 4 Ft. Half Section Rectangular Duct