Crossword clues for Line by a sewer 4 lettersAnswerClueHEMSSewer lines?MAINSewer lineSEAMSewer line?SEAMSewer's lineSEAMLine by a sewerSEAMLine for a sewer?MAINSMajor sewer linesTREEROOTSewer line penetrator, perhapsMAINSSewer linesSEAMSSewer lines?THREADSewer line?STITCHSewer lineHEMSewer line?PVCPIPEMany a sewer-line tube, briefly