specifications Single-handle Lavatory Faucet NOTE : THIS FAUCET IS DESIGNED TO BE INSTALLED THRU 1 HOLE / 3 HOLES. BATHROOM FAUCET Submitted Model No.: 6558-H HM Best Water Experience Specific Features: Notes before installation: 1.Please check that all components are present. 2.Before installation ensure that all LL feed lines are clear of debris and | on / off valve is present. 1 3.Ensure water pressure is between 20-125 PSI ( includes combination J of hot and cold feed lines ).