• Following an advanced upgrade, the product's model number has been updated from AQU-8019 to AQU-WF19. For checking the 42 and 372 certifications of this product, please search for "EWF-8019S" on the official website of WQA.
  
• 【IAPMO Certified Filter】: This under-sink replacement filter is crafted from high-quality BPA-free and lead-free materials. It has obtained certification from IAPMO in accordance with the NSF/ANSI 372 Standard, guaranteeing safe and reliable use both internally and externally. Additionally, it is certified by IAPMO against the NSF/ANSI 42 Standard, enabling it to effectively reduce chlorine, as well as improve taste and eliminate odors. The activated carbon used in the filter is derived from natural coconut shells. Please make sure to check if you have any allergies to coconut shell-based activated carbon.
  
• 【Long-Lasting Service Life】: For a continuous supply of fresh water, it is advised to replace the filter every 6 months or after it has filtered 26,000 gallons of water—whichever occurs first. The actual replacement time may vary depending on the quality of the water being filtered.
  
• 【Higher Standard / Affordable Pricing】: AQUA CREST Filters are significantly more economical than name-brand filters, while not compromising on quality or meeting relevant standards. Although the housing material differs from that of the original brand, the filter is engineered to fit the original brand's systems and delivers the same filtration performance.
  
• 【Worry-Free Purchase】: We ensure that every filter offers a 100% safe user experience. For any filter found to have defects in materials or workmanship, we provide support throughout the entire service life of the filter.
  
• 【Compatible Models】: I20002, MC2, ESO7, MH2, 7SO, 7FC, 7FC5, 7FC5-S, EP-ICE-17-R, 7FS-BW, 7TO-BW, 7DM, ESO, 7SI, SCS-350, EV9612-22, EV9612-56, EV9607-25, EV9613-21, EV9693-01, EV9607-04, EV9692-61, EV9693-61, EV969371, EV9612-22, EV9627-05, EV9627-16, EV9627-04, EV9607-01, EV9607-20, EV9606-01-7SI, EV9612-22.
  
• Please note that this filter should only be connected to the cold water valve! Also, this filter does not reduce TDS (Total Dissolved Solids)!