Aquatic Life has designed an RO unit with top loading cartridges that will completely eliminate all stress related to purifying your tap or well water. The Power 100GPD model features an innovative digital monitoring display, a low voltage booster pump for efficient and effective water production, and an automatic membrane flush valve. Regular flushing of your RO membrane will improve efficiency and prolong the life of the membrane, by removing heavy mineral deposits that form on the outer layer of the membrane. Included components: 100GPD Membrane, micron sediment cartridge, carbon block cartridge, deionizing cartridge, canister and membrane lid wrenches, manual and automatic shut off valve, automatic membrane flush valve, pressure booster pump, digital monitoring display, full resevoir indicator, check system indicator, low pressure water supply indicator, system operation indicator, wall mount bracket, faucet connector, 50ft of blue and 10ft each of Red and Yellow 1/4" polyethylene tubing.