POST - FILTERS (Sediment & Carbon Block Filters):
• Pre-Filters do not have a shelf life as long as they are stored inside and do not get wet.
REVERSE OSMOSIS MEMBRANE (RO):
• Purchase an RO membrane only when needed.
• If you would like to keep one on hand, you can store it in the refrigerator (Do Not Freeze) for up to 6 months.
• Keep it sealed in the original packaging.
• If the membrane dries out, it will not produce water