Real-Time TDS: The 52 Cup 5-Stage Ready-Read Water Filter Dispenser has an integrated TDS Meter to instantly check the levels of dissolved solids before dispensing or pouring water – always know when it is time to change your filter!

Advanced Filtration: Our 5-Stage Ion Exchange Filter removes virtually all dissolved solids (TDS) for the purest tasting water; Total Dissolved Solids are organic and inorganic materials, such as metals, minerals, salts, and ions dissolved in water.

IAPMO Certified & BPA-Free: Our 5-Stage filter is IAPMO Certified to reduce PFOA/PFOS, lead, chromium, and mercury. All Culligan ZeroWater products are made from BPA-Free plastic.

Your New Water Filter System: Your purchase includes a 52 Cup water filter dispenser, 5-Stage Ion Exchange Water Filter, and an integrated TDS meter that read TDS levels in real-time. Compatible with ZeroWater & Culligan ZeroWater systems and filters.

Less Plastic, More Hydration: You can save up to 110 single-use plastic bottles per filter or up to 660 bottles a year while enjoying the purest tasting water with your Culligan Zero Water Filter System.