3 x 2 Aluminum Coupler x Male Iron Pipe - Type BThe 3 x 2 Aluminum Coupler x Male Iron Pipe Type B is a durable fitting that connects a 3 inch aluminum pipe to a 2 inch male iron pipe. The aluminum provides corrosion resistance and lightness, while the male iron pipe ensures a secure, leak proof connection. The Type B designation indicates a specific design standard, making it ideal for use in plumbing, HVAC, and industrial piping systems. Specification Details TYPE Aluminum Coupler MIP DESIGN Leak