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The pure water inlet is connected to the quick connector in the middle of the membrane
housing cap, and the outlet is connected to water-using equipment such as a pure water
faucet.
The wastewater inlet is connected to the quick connector on the outside of the membrane
housing cap, and the outlet discharges sewage through the sewage pipe.
Connect the system’s water inlet to the water supply pipe. The system comes with a 3/4"
NPT female connection. A 3/4" NPT to 3/4" quick-connect brass fitting connector is also
included. Different types of connections can be used based on the user’s actual setup.
Figure 7. How to Install and Disconnect 1/4" and 3/8" Quick Fitting