





AO Smith Membrane and Remineralizer Replacements
Category: a.o.smith water

About this item
- RO system with Remineralization - reintroduces essential minerals that are removed during reverse osmosis, including calcium, magnesium, and potassium.
- RO Membrane and Remineralizer last approximately 12 months - Use only certified, genuine A. O. Smith replacement filters for continued contaminant removal and system performance.
- Reverse Osmosis reduces up to 99% of harmful contaminants including lead, fluoride, asbestos, chromium, and nitrates.
- Replacement RO Membrane & Remineralizer for: The Clean Water Filter with RO Boost (AO-US-RO-4000). Not Compatible with SmartFlow Systems.
- NSF certified to standard 58. Does not include 90 degree elbow connection to drain. Please use existing 90 degree elbow to connect the remineralizer to the drain line. Do NOT discard the connector with the old membrane.









