HYDROVOS HV-DWSP-FFR is the replacement filter for HYDROVOS Full Flow Single Filter Water Filtration Systems, Models HV-DWSP-FF, and HV-DWSS-FF. These state-of-the-art Water Filter Systems provide fresh-tasting drinking water right at your kitchen sink. Space saving profile allows for out-of-the-way installation and preserves your under-sink storage space. HV-DWSP-FFR Water Filter Replacement is rated and certified for 1,500 gallons of service life at 1.5 gallons per minute which means you can count on high-quality filtered water for more than 6 months between filter changes. The system easily installs without changing the under-sink plumbing, so this product is a great choice for renters or homeowners. Trust HYDROVOS – Clean Water for You!