Improper installation, blockage, pressure issues, and loosely connected parts can also cause an ro system to leak Leaks from a reverse osmosis faucet often stem from dirt clogging the drain hose linked to an air gap When water comes out of your air gap hole on the reverse osmosis faucet the most likely cause is dirt clogging the drain hose that goes down from the faucet into the actual drain
Reverse Osmosis Air Gap Faucet Leaking at Richard Harvey blog
Experiencing leaks or noise from your ro faucet vent or drain
Learn the common causes—like clogs or backpressure—and how to fix or prevent these issues effectively.
The next step in troubleshooting your reverse osmosis (ro) system’s leak is to pinpoint the source of the problem Examine the area around your ro system, particularly beneath and around any exposed components, such as the filtration unit, faucet, or tubing connections.