• Important Note: Maintain the TDS level. Compatible with standard faucets. Not designed for pull-out, hand-held, spray-style faucets or faucets with sensors. Please check the product images and instructions to confirm compatibility before purchasing. If you’re unsure whether your faucet works with the Waterdrop faucet water filter, share a photo of your faucet with us for verification.
  
• NSF Certifications: Tested and certified by NSF International against NSF/ANSI Standard 42 for reducing chlorine, taste, and odor, and NSF/ANSI 372 for lead-free materials. Helps deliver cleaner and safer water. For lower TDS levels, consider a Waterdrop RO system.
  
• Extended Filter Life: Each faucet filter supplies up to 320 gallons of filtered water or about 3 months of typical use—lasting longer than many standard faucet filters. Replacement 3-pack filters are available (Search "WD-FF-01A").
  
• Lead Reduction: The advanced ACF material enables efficient filtration. Fill four 16.9 oz water bottles in about 1 minute. Enhanced filtration technology helps reduce lead and chlorine, supporting safer and better-tasting water for your household. (Third-party lab tested.)
  
• Easy to Use: Switch effortlessly between filtered and tap water to help extend the filter’s lifespan. Features leak-proof technology and comes with multiple adapters for quick, tool-free installation.