Description
The Navien GXXX002212 Neutralizer Kit is an essential maintenance and compliance accessory designed for use with Navien condensing boilers and tankless water heaters. Condensing appliances produce acidic condensate as a natural byproduct of their high-efficiency operation. Left untreated, this low-pH condensate can corrode drain lines, damage plumbing infrastructure, and violate local discharge regulations. The Navien Neutralizer Kit addresses this concern by raising the pH of condensate to a safe, neutral level before it enters the drain system.
Key Features
- Genuine Navien OEM replacement neutralizer kit — SKU GXXX002212
- Designed specifically for Navien condensing boilers and tankless water heaters
- Neutralizes acidic condensate to protect drain lines and plumbing
- Helps ensure compliance with local condensate discharge regulations
- Easy to install and service — ideal for routine maintenance schedules
- Supports long-term system integrity and drain system protection
Why Condensate Neutralization Matters
High-efficiency condensing appliances extract maximum heat from combustion gases, causing water vapor in the flue gas to condense. This condensate is typically acidic (low pH), which can damage PVC and metal drain lines over time. A neutralizer kit uses a media (typically calcium carbonate or magnesium oxide granules) to raise the condensate pH to an acceptable level for safe discharge.
Compatible Applications
- Navien condensing tankless water heaters
- Navien condensing combination boilers
- High-efficiency condensing heating systems requiring condensate treatment
Installation & Maintenance
This kit is intended for installation by a qualified HVAC or plumbing technician. Regular inspection and media replacement are recommended to maintain neutralization effectiveness. Always follow Navien’s installation and service guidelines when replacing or servicing the neutralizer kit.







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