• Ensures your Evolution-RO™ runs more efficiently
    • Less filter changes and maintenance—every 7,500 gallons of purified water
    • Cleanable sediment filter is re-usable
    • Combination of KDF85 and KDF55 with earth-friendly catalytic carbon filter reduces chlorine, iron, sulfur and heavy metals
    • Great for city or well water
    • Highly recommended when using more than 150 gallons of purified water per week average
  • Unit

    • Product Water Flow Rate: Filter for Evolution-RO™
    • Replace housings every 3 years
    • Dimensions (H x W x D): 18.5" x 17" x 9"
    • Weight: 23 lbs
    • Tariff: 8421210000

    Filters & Replacement Schedules

    KDF85/55 Granulated Catalytic Carbon Filter
    • Replace after 7,500 gal (Schedules for Reverse Osmosis carbon filters based on product water)
    Sediment Filter
    • Clean regularly & change annually
  • PreEvolution™ Downloads


Part Number: HL 31027
MSRP: $ 329.95
UPC: 812111011574

When do I change the filter?

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The PreEvolution™ System comes with the following parts