Waterdrop Water Filter Cartridges, Replacement for Brita® Maxtra+® Plus, Maxtra Pro® All in 1, Compatible with Marella® Jug, Kettle, Reduce PFAS, PFOA/PFOS, TÜV SÜD, NSF Certified (10)

Check If the Blue Valve Is Needed. Your package includes a small blue valve. Please do not discard it. If you're unsure how to install the blue valve, please contact our customer service. Soak the filter in water for 10 minutes before use to remove air bubbles, and then insert it into the pitcher. For the best taste, discard the first two filtered pitchers of water. Start drinking from the third pitcher. Compatible with Brita Maxtra+ and many Brita water filter jugs, including Marella, Style, Elemaris XL, Aluna, and Mavea Elemaris systems. Also compatible with Amazon Basics, Philips, Dafi, and Aquaphor pitchers. ⚠️ Not suitable for Waterdrop 7015, 7017, 7019, Aqua Optima, or Laica pitchers. Please check before buying. Made with premium coconut shell activated carbon, the water filter cartridge helps reduce chlorine, odors, bad taste, copper, rust, limescale, and large particles, thereby improving your water quality. *Tested by an independent third-party laboratory. Tested and certified by TÜV SÜD for food-grade safety and by NSF International to NSF/ANSI 42 (for chlorine reduction) and NSF/ANSI 372 (for low lead content). These water filter cartridges are made with BPA-free, lead-free, food-grade materials, ensuring safe daily drinking water., Weight: 2.314853751 pounds, Manufacturer: Waterdrop