• british berkefeld duke gravity water filter nsf certified badge
  • british berkefeld water filter on counter with ceramic filter elements sitting next to it
  • British Berkefeld gravity water filter with two ultra sterasyl filters top view
  • british berkefeld water filter stainless steel spout closeup
  • british berkefeld gravity water filter with lid off on counter
  • Top down angle of the british berkefeld water filter with the lid off view looking in at filter elements installed
  • british berkefeld duke gravity fed water filter top down angle
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The Filterium

British Berkefeld Water Filter

British Berkefeld Water Filter

  • NSF 42, 53 & 401 Certified
  • Filters PFAs, microplastics, pesticides & more
  • No power or plumbing required
  • Ideal for everyday use, emergencies, or off-grid
Size (Gallons)
Filter Type
Filter Quantity
$160.00 USD
$160.00 USD
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Shipping calculated at checkout.

Overview

Trusted since 1826, the British Berkefeld Water Filter is one of the most reliable, independently certified countertop gravity-fed filtration systems on the market. Built from food-grade stainless steel and powered by long-lasting ceramic filters, it’s ideal for emergency preparedness, off-grid living, or everyday home use.

NSF Certified Performance

All filter elements are independently tested. Ultra Sterasyl filters are NSF-certified to remove harmful contaminants including:

  • Microplastics
  • Cysts
  • Particulates
  • Turbidity

See official certifications here and the full lab test data here:

What’s in the box?

Each unit comes complete with:

  • Stainless steel upper and lower chambers
  • Filter elements
  • Hole plugs (pre-installed)
  • Lid with knob
  • Spigot - Plastic (free) or upgrade to Stainless Steel (out of stock)
  • Rubber base ring
  • Instruction manual

Free Shipping + 30-Day Guarantee

We ship to the 48 contiguous U.S. states. Free Shipping on orders over $99

If you're not satisfied, return it within 30 days for a full refund—no questions asked.

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british berkefeld water filter on counter with ceramic filter elements sitting next to it

Why Choose British Berkefeld?

  • NSF-certified Ultra Sterasyl filters reduce particulates, cysts, turbidity, and microplastics
  • Rigorously lab tested to twice capacity claims
  • Ultra Fluoride filters offer additional fluoride and heavy metal removal
  • No electricity or plumbing required
  • Available in five sizes from 0.25 to 6 gallons (1 to 23 liters)
  • Assembled in the UK with over 190 years of filtration heritage

How This System Filters Water — No Power Required

  • British Berkefeld gravity water filter with two ultra sterasyl filters top view

    Pour Water Into the Upper Chamber

    Fill with tap, well, or freshwater source

  • british berkefeld gravity water filter with lid off on counter

    Filters Work via Gravity

    Ceramic + GAC elements trap bacteria, microplastics, and chemicals

  • british berkefeld water filter stainless steel spout closeup

    Safe, Clean Water Collects Below

    Tap filtered water when you need it

Lab-Tested. Performance You Can Trust.

Every Ultra Sterasyl and Ultra Fluoride filter is verified via third-party lab testing. The Ultra Sterasyl filters are NSF certified to standards 42, 53, 401 & 372

Feature Ultra Sterasyl Ultra Fluoride
Bacteria & Parasite Protection ✅ Yes ✅ Yes
Chlorine, Taste, Odor ✅ Yes ✅ Yes
Lead, Heavy Metals ✅ Yes ✅ Yes
PFAs ✅ Yes ✅ Yes
Microplastics ✅ Yes ✅ Yes
Fluoride ❌ No ✅ Yes
Arsenic ❌ No ✅ Yes
Certifications NSF/ANSI 42, 53 & 401 Certification in progress
Material Safety NSF/ANSI 372 Lead-Free Certification in progress
Lifespan per Filter Up to 400 gallons Up to 400 gallons
nsf certified mark

See official performance certifications here and the full lab test data here:

Find the Right Size for Your Home or Emergency Plan

Dimensions are based on manufacturer specifications. All models are constructed of polished stainless steel and feature a nesting design for compact storage or transport.

Model Capacity Dimensions (H × D) Nesting Height
Baron0.25 gal15″ × 4″8″
Duchess1.58 gal18″ × 7.5″12″
Duke2.25 gal19.25″ × 8.5″13″
Prince3.17 gal23″ × 9.5″15.25″
King6 gal30″ × 11″20″
Top down angle of the british berkefeld water filter with the lid off view looking in at filter elements installed

More Filters = Faster Flow Rate

Estimated output based on British Berkefeld Ultra Sterasyl filter elements. Actual flow rate may vary depending on water source, filter type, and configuration.

Model Configured with Estimated Output (GPH)
Baron (0.25 gal)1 Filter0.25
Duchess (1.58 gal)2 Filters2.5
Duke (2.25 gal)2 Filters3.5
Duke (2.25 gal)4 Filters7
Prince (3.17 gal)2 Filters4
Prince (3.17 gal)4 Filters8
King (6 gal)2 Filters6.5
King (6 gal)4 Filters13
King (6 gal)6 Filters16.5
King (6 gal)8 Filters26

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