Big Blue Polyphosphate Filter Cartridge 4.5" x 20" by US Water

★★★★★ 4.2 47 reviews

US$36.00
Price when purchased online
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US$36.00
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Free shipping Free 30-day returns

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Product details

Management number 213808236 Release Date 2026/04/12 List Price US$36.00 Model Number 213808236
Category

These cartridges house food-grade, slow-dissolving polyphosphate that inhibits scale and rust formation in water systems. Ideal for use with ice machines, coffee makers, vending machines, water heaters, air conditioners, and more. All components are FDA-approved.

  • Compatible with standard 4.5" x 20" Big Blue Style Filter Housings
  • Utilizes ResinTech's 100% Slow Melt Polyphosphate
  • All Components Are FDA Compliant
  • Offers Highest Phosphate Cartridge Capacity
  • Sonic Welding Ensures Media Retention
  • Replacement for Aries AF-20-3300-BB
Brand Name US Water
Material Type Acrylonitrile Butadiene Styrene (ABS)
Product Benefits Inhibits scale and rust build-up in various water processing equipment and offers versatile usage.

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4.2 out of 5
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47 ratings | 19 reviews
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