The Hydrotech 40600034 Flow Restrictor fits to following Reverse Osmosis systems:
The Hydrotech 40600034 Flow Restrictor is necessary if you have a Hydrotech RO system that did not come with a 9 GPD Membrane, but you want to put a 9 GPD membrane in the system. You will need to add the The Hydrotech 40600034 Flow Restrictor in order for the RO to function properly.
Hydrotech 9 GPD Flow Restrictor Flow Restrictor Specifications:
Inspect the Hydrotech 9 GPD Flow Control with yellow band regularly for optimum performance.