500318 - 20,000 Gallon Inline Water Filter by Watts Premier
500318 - 20,000 Gallon Inline Water Filter by Watts Premier




Collections: All, Replacement Filters

Product type: Inline Filters

Vendor: Premier a Watts Brand

Tags: In-Line (Final Filter), KDF Filter, P55-50


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Perfect for residential and commercial ice makers as well as refrigerators, drinking fountains, coffee and tea brewers, motorhomes and campers. This filter reduces chlorine taste and odors. Reduces scale build-up in appliances. Inhibits bacterial growth. Filters up to 20,000 gallons.

Operational Parameters / Contents

Parameters -

  • Service Flow Rate _ 0.5 GPM (1.9 l/min)
  • Filter Capacity _  20,000 Gallons (75 700 litros)*
  • Pressure Range_ Max: 125 psi (862 kPa) to Min: 25 psi (172 kPa) 
  • Temperature: Max: 100°F (38°C) to Min: 32°F (0°C) 

*Note: Filter life may vary based on local water conditions or use patterns.

Contents -  

1 - 10 inch GAC Final Filter
2 - 1/4 inch brass connectors

Specifications -

Uses a KDF Fluid Treatment for filtration. Kinetic Degradation Fluxion (KDF) is a high-purity copper-zinc formulation that uses a basic chemical process known as redox (oxidation/reduction) to remove chlorine, lead, mercury, iron, and hydrogen sulfide from water supplies.  

Maintenance -

  • Inspect at least every six months.  
  • Shut off water immediately and replace if signs of leaks, weeping, cracks, breaks, wear or damage.  
  • Replace filter cartridge every 20,000 gallons, when there is a noticeable drop in water flow, when water has unpleasant taste or odor, or every six months, whichever comes first. 
Product Dimensions - 
10 in x 2.5 in
    • NSF Listed
    • Certified to NSF/ANSI 372 Lead Free
      • The wetted surface of this product contacted by consumable water contains less than 0.25% of lead by weight.
    • Certified to NSF/ANSI Standard 42 for the Reduction of Aesthetic Chlorine
    • Certified by WQA
    • Independently tested by KDF, Inc.


        Reduction Claims Validated for this unit by WQA

        Limited Warranty

        This Watts product has a Limited Warranty for a period of one year from date of original consumer retail purchase.  For complete warranty details, ask retailer for a copy or visit our website at www.website.com.

        Warning -

        This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.