Photo 1 of PATIKIL 6.4" Duct Connector Flange, Metal Straight Pipe Exhaust Flange Duct Mounting Plate for Heating Cooling Ventilation HVAC System Galvanized Steel

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Photo 1 of PATIKIL 6.4" Duct Connector Flange, Metal Straight Pipe Exhaust Flange Duct Mounting Plate for Heating Cooling Ventilation HVAC System Galvanized SteelPhoto 2 of PATIKIL 6.4" Duct Connector Flange, Metal Straight Pipe Exhaust Flange Duct Mounting Plate for Heating Cooling Ventilation HVAC System Galvanized Steel