RO filter cartridge for Thereye 1000 GPD undersink tankless water filter, white, WP05 Upgraded 8-Stage Filtration: By using compound 8 stage water filtration techniques, Thereye reverse osmosis system effectively reduce most of contaminants and enhances taste of tap water. 1000 G Large & Swift Water Supply: This no-tank reverse osmosis system can filter 1000 gallons of water daily. Instant access ensures no waiting time, with an 8 oz glass filled in just 5 seconds! The 1000 G under-sink water purifier caters to daily drinking needs as well as cooking and vegetable/fruit cleaning tasks. Ideal for large families and businesses Benefit From Tankless Structure: Compared with other RO systems, our tankless filter set-up conserves precious countertop and under-sink room. It removes the problem of secondary pollution originating from stored water. With a 2:1 ratio of pure to wastewater, it saves up to 8 times more water compared to average tank-based RO systems Functional Display Faucet: Our RO system comes with a stainless steel faucet that features a TDS monitor. This ensures you're consistently updated about the quality of your water. The screen also provides reminders for timely filter replacements. With a 360° swivel ability, the faucet's outlet makes daily usage effortless Easy Installation: The assembly is simple with the help of the installation videos, instruction manuals, and aftersales team. Please be aware: The set-up of this reverse osmosis system does require access to an electrical outlet and involves some drilling RO water filter element, filter cartridge for 1000 GPD undersink water filtration system