Big Berkey Gravity-Fed Water Filter System – 2.25 Gallons

Specs The Big Berkey Water Filter – Our Most Popular System The Big Berkey Water Filter System is a versatile and reliable system for everyday use in your kitchen, while traveling, and on the go. Whether it’s sitting on your kitchen counter, packed for travel, this system delivers clean, great-tasting water without electricity or plumbing. The Big Berkey is a countertop gravity-fed filtration system designed for everyday use at home. Its stainless steel construction, long-lasting filter elements, and electricity-free operation make it one of the most recognized gravity-fed water filter systems on the market. If you’re looking for a dependable gravity-fed water filter that’s built to last, this is it. *Due to state regulations, this product is not available for sale in California or Iowa. Reliable, Everyday Water Filtration With a 2.25-gallon capacity, the Big Berkey is ideal for households of 1-4 people. It turns tap water into refreshing drinking water using gravity alone. Just pour water into the upper chamber and dispense filtered water from the lower chamber through the spigot-no tools, power, or water pressure required. It’s a practical size for daily use and compact enough to fit comfortably in most kitchens. The upper chamber nests inside the lower chamber for transport, making it easy to store or carry. Powerful Filtration with Black Berkey Elements Each system comes standard with 2 Black Berkey Elements (expandable up to 4). These elements are designed to reduce or remove over 200+ contaminants, including: Chlorine & chloramines Lead & mercury Arsenic VOCs Pharmaceuticals Petroleum contaminants Heavy metals Rust, silt & sediment Radiological contaminants It’s even powerful enough to remove food coloring from water-while leaving beneficial minerals like calcium and magnesium intact. Each Black Berkey Element is rated to filter approximately 3,000 gallons of water. With two elements installed, that’s about 6,000 gallons before replacement is recommended. Optional PF-2 Fluoride & Arsenic Reduction Filters can be added to the lower chamber (up to 4 total) for enhanced fluoride and arsenic reduction. When replacement filters are needed, visit our Replacement Filters Guide to find compatible Berkey filter elements and accessories. Built to Last The Big Berkey system is constructed from highly polished AISI 304 stainless steel, offering durability and a clean, timeless look. Each system includes: Upper & lower stainless steel chambers 2 Black Berkey Elements (expandable to 4) Stainless steel lid Standard spigot Rubber base gasket 2 blocking plugs Wingnuts & washers Priming button Black Berkey filters are re-cleanable using a Scotch-Brite pad under running water, helping extend their lifespan. The stainless steel chambers are assembled in the USA from US and imported parts. Black Berkey Elements are also made and assembled in the USA. Specifications Capacity: 2.25 Gallons (8.5 Liters) Diameter: 8.5″ Height (in use): 19.25″ Height (nested for storage): 13″ Weight: 7 lbs empty Serves: 1-4 people (daily use) Maximum Filters: Up to 4 Black Berkey Elements (upper chamber) Up to 4 PF-2 Fluoride & Arsenic Reduction Filters (lower chamber) Maximum Filtration Flow Rate: 2 Elements: Up to 3.5 gallons per hour 4 Elements: Up to 7.0 gallons per hour Flow rate is calculated with the upper chamber full and decreases as the water level declines. A fully configured system can serve significantly larger groups depending on usage needs. Removal Performance Highlights Laboratory testing shows reduction levels exceeding: Fluoride – >99.9% Lead – >99.9% Arsenic – >99.9% Iron – >99.9% Mercury – >99.9% Chlorine – >99.9% THMs – >99.8% Pharmaceuticals – >99.5% Heavy Metals – >99.1% Uranium – >97.0% Gross Alpha Emitters – >98.7% Elements include a 2-year prorated warranty. Why Customers Choose the Big Berkey No electricity or plumbing required Long filter life and low cost per gallon Durable stainless steel construction Expandable filtration capacity Ideal balance of size and output for small to mid-sized households For many families, the Big Berkey becomes more than just a countertop water filter-it’s a dependable part of daily life that provides convenient access to filtered drinking water. Other Available Sizes Travel Berkey – 1.5 Gallons Big Berkey – 2.25 Gallons Royal Berkey – 3.25 Gallons Imperial Berkey – 4.5 Gallons Crown Berkey – 6 Gallons *Due to state regulations, we are unable to ship this product to California or Iowa. *If a salt-based water softener is installed, please review our FAQ before use. Why Choose the Big Berkey System Big Berkey Water Filter System – A Powerful, Practical Solution Whether you’re looking for a dependable home water filter or a reliable one to use while traveling, the Big Berkey system offers flexibility and performance in a single stainless steel unit. This gravity-fed system is designed to provide clean, great-tasting water without electricity or plumbing. It’s a straightforward system that’s easy to set up and simple to use. Fill the upper chamber, let gravity do the work, and dispense filtered water from the lower chamber. As the water level drops, the flow rate naturally slows – a normal part of gravity filtration. Designed for Everyday Living The Big Berkey is built from durable AISI 304 stainless steel and sized for small to medium households. With a 2.25-gallon capacity, it comfortably serves 1-4 people for daily use, while remaining compact enough to fit neatly on a kitchen counter or under a cabinet. For convenience, you can install an optional Water View Spigot, which allows you to see the water level in the lower chamber without lifting the lid. Placement tip: Many families keep their Berkey close to the sink for easy refilling. Authentic Black Berkey Elements Each system includes authentic Black Berkey Elements, identifiable by the laser-etched Berkey logo. They are: Made to high manufacturing standards Re-cleanable for extended life Rated for approximately 3,000 gallons per element Expandable up to 4 elements in the Big Berkey system Two elements can filter up to 6,000 gallons before replacement is recommended. For many households, that translates to years of reliable service at just pennies per gallon. How the Big Berkey Works The system uses a combination of microfiltration and adsorption. Black Berkey Elements (Upper Chamber) Reduces heavy metals such as lead and mercury Reduces chlorine, trihalomethanes, VOCs, and pharmaceutical residues Designed to retain beneficial minerals like calcium and magnesium Optional PF-2 Fluoride & Arsenic Filters (Lower Chamber) Thread directly onto Black Berkey Elements Provide enhanced reduction of fluoride, arsenic, and nitrates Use coconut-shell-derived adsorption media This dual-stage approach allows you to customize your filtration based on your local water conditions. Flow Rate & Performance Flow rate depends on the number of installed elements: 2 Elements: Up to 3.5 gallons per hour 4 Elements: Up to 7 gallons per hour Flow rate is calculated with the upper chamber full and decreases as the water level drops. The ability to expand to four elements makes the Big Berkey adaptable – use two for everyday efficiency, or four to increase output for larger households or high-demand situations. Berkey Systems are known for Designed for Water Quality Improvement Designed to reduce a broad range of contaminants commonly found in drinking water supplies while improving taste and odor. Efficient Produces filtered water significantly faster than typical gravity-filter pitchers. Convenient No electricity, no plumbing, no complicated setup. Durable Constructed from polished 304 stainless steel for long-term use. Economical With an average cost of about a few cents per gallon, long filter life keeps ongoing costs low compared to bottled water or short-life cartridge systems. Portable The upper chamber nests inside the lower chamber for easier transport – ideal for travel, cabins, RVs, or emergency kits. Designed for Everyday Use Berkey systems are designed to function in challenging environments, but most owners use them daily in the kitchen. From morning coffee to filling reusable bottles, it’s a practical way to improve water quality while reducing reliance on single-use plastic. Simple Setup & Maintenance Prime the elements under cool running water. Install using the included wing nuts (no tools required). Fill the upper chamber and allow gravity to filter. Periodically clean the elements with a Scotch-Brite pad to restore flow. When cleaning no longer restores flow effectively, it’s time to replace the elements – typically after years of use for most households. Comparing to Typical Pitcher Filters Big Berkey System Reduces 200+ potential contaminants ~3,000 gallons per element Up to 7 gallons per hour (with 4 elements) Stainless steel housing Typical Plastic Pitcher Limited contaminant range 40-120 gallons per cartridge Much slower filtration rate Plastic housing For households seeking long-term durability and broader contaminant reduction, the Big Berkey offers a more robust solution. Enjoy Self-Reliant Hydration Anywhere Many Big Berkey owners appreciate the confidence that comes from knowing they can transform tap water into clean, great-tasting drinking water – without electricity, complicated plumbing, or recurring plastic waste. Whether used daily at home or while traveling, the Big Berkey system provides a practical balance of performance, durability, and long-term value. FAQs Frequently Asked Questions – Big Berkey Water Filter System How often do I need to replace the Black Berkey Elements Each Black Berkey Element is rated for approximately 3,000 gallons of filtration. With two elements installed (standard configuration), that equals about 6,000 gallons total before replacement is recommended. For a family of four drinking about 2 gallons per day, that can translate to several years of typical use. Actual lifespan depends on your water quality and usage habits. How do I know when it’s time to replace the filters Most users notice a significant decrease in flow rate that cannot be restored with cleaning. If scrubbing the elements no longer improves flow, it’s typically time to replace them. Can the Big Berkey reduce PFAS and PFOA (“forever chemicals”) Yes. Independent third-party testing has shown greater than 99% reduction of PFAS compounds, including PFOA and PFOS. If PFAS contamination is a concern in your area, the Big Berkey system is designed to address it. Does the stainless steel housing affect the taste of water No. The system is constructed from AISI 304 stainless steel, which is non-reactive. It does not alter the flavor of filtered water. Many customers report improved taste in drinking water, coffee, and tea after switching to Berkey filtration. Is the Big Berkey legal in California and Iowa Due to state-specific regulations, the Big Berkey system cannot currently be shipped to addresses in California or Iowa. Does the Big Berkey require electricity or plumbing No. The system operates entirely on gravity. No electricity, water pressure, or plumbing connections are required. Can I use well water with the Big Berkey Many customers use the Big Berkey with municipal tap water and private well water. Water quality can vary significantly from one source to another, so users should evaluate their local water conditions when selecting a filtration solution. Can the system remove fluoride Fluoride reduction requires the optional PF-2 Fluoride & Arsenic Reduction Filters, which attach to the Black Berkey Elements in the lower chamber. Can I add more filters later Yes. The Big Berkey system comes standard with 2 Black Berkey Elements, but can be expanded to 4 elements to increase the flow rate. How fast does the Big Berkey filter water With 2 elements installed: up to 3.5 gallons per hour With 4 elements installed: up to 7 gallons per hour Flow rate is measured with the upper chamber full and decreases as the water level drops. How do I clean the Black Berkey Elements If the flow slows down, remove the elements and gently scrub the exterior with a Scotch-Brite pad under cool running water. This removes surface buildup and helps restore filtration speed. How much space does the Big Berkey require The system measures approximately: 8.5 inches in diameter 19.25 inches tall (in use) The upper chamber nests inside the lower chamber for compact storage or travel. Is the Big Berkey portable Yes. Weighing about 7 pounds empty, the system is easy to transport for travel, RV use, or cabins. What is the cost per gallon of filtered water With proper maintenance, the cost averages approximately a few cents per gallon, depending on usage and configuration – significantly lower than bottled water or short-life cartridge systems. Add the Big Berkey Water Filter to your cart and join thousands of households who use Berkey systems for everyday drinking water, travel, and off-grid convenience. Combine it with a stainless-steel sight-glass spigot or an insulating neoprene sleeve to create the ultimate countertop filtration station. Looking to customize your system Explore our Berkey Accessories, including sight-glass spigots, stands, sleeves, and replacement parts.