Avanti Membrane Technology Drinking Water Faucet Connector - 3/8" tube OD x 7/16"-24 UNS, quick-connect fitting & thread - QF-FF06

Avanti Designer Kitchen Bar Sink Reverse Osmosis RO Filtration Drinking Water Faucet - NSF certified, built-in Air Gap, ceramic disk, lead-free - RF906A-CP Polished Chrome

Avanti Designer Kitchen Bar Sink Reverse Osmosis RO Filtration Drinking Water Faucet - NSF certified, built-in Air Gap, ceramic disk, lead-free - RF888A-CP Polished Chrome

Avanti Designer Kitchen Bar Sink Reverse Osmosis RO Filtration Drinking Water Faucet for 3/8" supply tube - NSF certified, ceramic disk, lead-free, non-air gap - RF888-06CP Polished Chrome

Avanti 3/8" to 1/4" Reducing Straight Union Connector for drinking water filter RO reverse osmosis - 1/4" x 3/8" tubes, quick-connect fittings - QF-UC0604 (Pack of 5)

Avanti Designer Kitchen Bar Sink Reverse Osmosis RO Filtration Drinking Water Faucet - certified, ceramic disk, lead-free, non-air gap - RF102-CP Polished Chrome