Waterdrop replacement filter for under-sink systems

Waterdrop ★ 4.1/5 · ItemOracle Score Mid-Range

$55 USD
Price subject to change
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Waterdrop 3US-MAX-F01 Replacement Filter, Replacement for Filtrete 3US-PF01, 3US-PS01, Maximum 3US-MAX-S01, Aqua-Pure C-Cyst-FF, Manitowoc K-00337, K-00338, NSF/ANSI 42 Certified, Pack of 2

Waterdrop replacement under-sink filter, compatible with Filtrete 3US variants. Reduces chlorine with activated carbon block and certified materials for safety. One customer notes improved water taste and easy installation

Highlights

  • NSF/ANSI 42 certified filtering
  • BPA-free and lead-free materials
  • stable 0.75 gpm flow

Pros

  • chlorine reduction via activated carbon
  • compatible with multiple Filtrete/NSF standards
  • easy installation
  • BPA-free and lead-free materials
  • stable full flow rate

Cons

  • some reports of dripping water
  • fits under-sink locations

Best For

  • underground under-sink filtration
  • replacement for Filtrete filter systems
  • improve taste of tap water
  • point-of-use filtration for cold water line
  • families seeking affordable replacement filters
  • replacement in home drinking water setup

Features

  • NSF/ANSI 42 certified tested filtration media
  • Reduces chlorine with activated carbon block filtration
  • Designed with BPA-free, lead-free materials meeting NSF/ANSI 372
  • Full flow rate of 0.75 gpm for under-sink installation with cold water only
  • Replace every 6 months or 15,000 gallons, whichever comes first; model upgrade noted

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