Self Closing Odor Proof Floor Drain Core Copper for Basements Sinks Kitchen

High-concerned chemical : None Origin : Mainland China MainKey1 : bathroom floor drain MainKey2 : Bathroom Floor Drain Stopper Backflow Preventer MainKey3 : Floor Drain Backflow Preventer Shower Floor Drain MainKey4 : Drain Guard Sewer Backflow Stopper Portable MainKey5 : Fast Drainage Toilet Anti Blocking with Handle MainKey6 : Shower Insert Drain Plug Filter Core Washable