AO Smith Membrane & Remineralizer Replacements for AO-US-RO-4000

Replacement RO Membrane & Remineralizer for AO Smith 4-Stage Reverse Osmosis (AO-US-RO-4000)

Product Features:

• Replacement RO Membrane & Remineralizer for: The Clean Water Filter with RO Boost (AO-US-RO-4000).
  
• Use only certified, genuine AO Smith replacement filters for continued contaminant removal and system performance.
• Replacements made easy - no plumber necessary.
• Reverse Osmosis reduces up to 99% of harmful contaminants including lead, fluoride, asbestos, chromium and nitrates.
• RO system with Remineralization - returns the healthy minerals lost in the reverse osmosis process - such as calcium, magnesium and potassium.
• NSF certified to standard 58.
• RO Membrane and Remineralizer last approximately 12 months.
• Includes one Reverse Osmosis Membrane and one Remineralizer.