Keep your LiquaGen 2-Stage 4.5" x 20" Spot-Free Rinse System performing at its best with our Resin Refill Kit. Each kit includes 2 sealed resin bags—enough for one complete system refill. Engineered with high-purity mixed-bed DI resin, it produces up to 300 gallons of 0 TDS deionized water (output will vary depending on your local tap water quality).
Designed for spot-free washing, this refill ensures a flawless shine on cars, RVs, trucks, boats, windows, and solar panels—leaving no streaks or water spots behind.
What’s Included
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2 x Resin Replacement Bags (one full system refill)
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Produces up to 300 gallons of spotless, deionized water
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Packaged fresh and sealed to preserve resin quality
Quick & Easy Resin Replacement
Replacing your resin takes just a few minutes:
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Unscrew filter housings and remove the used resin cartridges.
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Dispose of the old resin carefully (non-hazardous, but slippery if spilled).
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Rinse the cartridges and refill with fresh resin from the included bags.
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Make sure the white cap is at the bottom of the housing (black washer on top).
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Reattach the housing, tighten, and your system is ready to use.
Usage Tips
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⏳ Use resin within 12 months of purchase (see date on package).
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📦 Store sealed bags in a cool, dry place until ready for use.
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💧 Monitor TDS levels—replace resin when readings rise above 0 ppm.
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🔄 While designed for LiquaGen systems, this refill can also be used in other 4.5" x 20" DI rinse filter housings.
Key Benefits
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✅ Spot-Free Finish – Leaves surfaces streak-free with no drying needed
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✅ High Capacity – Up to 300 gallons per refill
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✅ Simple Maintenance – Quick resin replacement in under 5 minutes
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✅ Premium Resin Quality – Vacuum-sealed for freshness and performance
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✅ Flexible Use – Perfect for LiquaGen systems and other similar DI housings