Fits Greatwell ROG400 RO system.
Package includes one 400 GPD RO membrane that works efficiently with a 1.5:1 pure to drain ratio.
It removes up to 99% of over 1,000 contaminants including lead, fluoride, arsenic, hormones, asbestos, bacteria, giardia, viruses and more, and lasts for up to 3 years.
Snap-on RO membrane provides easy filter replacement.
It is recommended to be replaced every 2 to 3 years depending on the water quality and usage.