Every reverse osmosis unit has a device called a flow restrictor that determines the amount of water that flows to drain. In general, the flow restrictor must be sized to fit the membrane production size. ... For example, the standard flow restrictor used for an 18 gallon per day membrane is a 200 mlm restrictor.
Float valves are simple to install and can save a lot of water from ending up on the floor. ... Float valves are used to shut down your reverse osmosis system when the float is elevated. Float valves are typically installed on containers like large plastic food grade trash cans or other containers