Installation video for RO membrane and housing set. It is so easy process or both residential and commercial systems. Just insert the membrane into the housing and seal the housing tight with the provided tool for commercial first, put the housing Clippers, then put on the output connectors for collecting the pure water and wastewater. After putting on the connectors, you can now put in the membrane and make sure the side with the O-ring always goes to the bottom of the housing tightly. Fix the membrane into the house, pushing it downwards. Before you seal the housing. When connecting the housing to a system, you must pay close attention to the inlet and outlet valves on the top of the membrane is the feed water or source inlet valve on the bottom of the housing is the outlook valve for pure water in an outlet to collect wastewater.