• 20″ RO Transparent Housing with 20″ Spun Filter
• 20″ RO Black Housing with 20″ GAC Carbon Filter
• 20″ RO Black Housing with 20″ Block Carbon Filter
• 1840 Post Carbon Filter with 2 1/2″ Rods
• High Capacity Pump and Adapter
• Low and High-Pressure Switches
• Solenoid Valve
• Luxury Faucet
• 5×100 GPD Membrane

The RO Transparent Housing with a 20″ Spun Filter and the 20″ RO Black Housings with GAC and Block Carbon Filters are likely the primary filtration units that remove impurities and contaminants from the water. The 1840 Post Carbon Filter with 2 1/2″ Rods is likely an additional stage of filtration to purify the water further before it is dispensed.