Product Description · 💧 【High-efficiency filtration】: Premium coconut carbon block filter is tested by independent laboratory against NSF standard, reduce chlorine, taste and odor, sediment, rust and other contaminants. The efficient filtration is dedicated to providing you with an excellent water experience. · 💧【Safe material】: Uses food-grade plastic housing and will not leach contaminants back into your water. It can also prevent bursting to bring you a satisfying and safe shopping experience. · 💧 【Easy installation】: Easy to install and compatible with the original brand filtration system perfectly without leakage. Advanced Filtration Media Good Match Replace Your Filter Regularly · 💧 【Long-lasting service life】: Enjoy fresh water by replacing your filter every 12 months or 2500 gallons. Whichever comes first will vary based on water quality. · 💧 【Interchangeable with Culligan 750R Level 1】: For use with Culligan models, IC- 750, RV-750 or SY-750S system. This filter is not sourced by or sponsored by Culligan. On Jun-18-21 at 05:30:15 PDT, seller added the following information: