A drain line cleaning nozzle comprising a first end and a cylindrical portion connected to the first end is described. The cylindrical portion of the nozzle having a diameter that is configured to fit within a pipe. The drain line cleaning nozzle can also include a tapered portion connecting the cylindrical portion to a second end. The second end of the nozzle is configured to couple to a hose. The tapered portion is offset from the second end of the nozzle and is configured to fit within a plumbing connection and engage, via an interference fit, an opening of the plumbing connection connected to the pipe.