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Imperial
Universal. Used for in-line transition from round pipe or insulated flexible duct to a register or grille. 30-gauge.
Imperial 30 Ga. 3-1/4 In. x 10 In. x 24 In. Galvanized Stack Duct
Imperial Manufacturing Increaser/Reducer - No Crimp
Imperial 24 Ga. 8 In. Galvanzied Adjustable Elbow
Imperial 30 Ga. 6 In. Galvanized Top Take-Off
Imperial 24 Ga. 6 In. x 7 In. Galvanized Increaser
