Rebuild kitchen sink waste drain Unclog bathroom sink Customer was experiencing slow draining and weird smell from kitchen sink in basement. This was due to drain pipes don’t setup correctly with bad pitch. Replace kitchen sink waste strainer and drain pipes. Removed excessive tee connection and installed a dishwasher tailpiece. Test for leaks and sink is draining properly now! Customer was also experiencing a slow drain in basement bathroom sink. Removed pTrap assembly and cleaned pipes, ran k45 and drain has good flow! Customer satisfied.