Waterdrop NSF/ANSI 42 & 372 Certified Water Filter
Replacement for Berkey® BB9-2®, ProOne®, Alexapure®, and Waterdrop King Tank Series
Upgrade your drinking water with a tested and trusted filter that works where you need it. The Waterdrop NSF/ANSI 42 & 372 Certified Water Filter gives you reliable, clean water—at home, on the road, or outdoors.
This filter fits a wide range of gravity-fed systems:
- Compatible replacement for Berkey® BB9-2® black filters (Travel, Big, Royal, Imperial, Light, Crown)
- Works with Waterdrop Gravity-fed Water Filter System
- Fits Waterdrop King Tank Series
- Compatible with ProOne® and Alexapure® gravity systems
Waterdrop is an independent brand. It is not sourced by or sponsored by Berkey®.
Fast, Efficient Filtration
Designed for families and travelers who depend on safe water, this filter uses coconut shell activated carbon and a BPA-free housing.
- Removes up to 99% of chlorine (third-party tested)
- Reduces sand, rust, odor, sediment, and large particles
- Improves water taste
- Provides up to 6,000 gallons of clean water
- Consistent flow for daily or emergency use
Product Features
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NSF/ANSI 42 & 372 Certified: Independently tested for safety and performance.
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Wide Compatibility: Designed as a direct replacement for many leading gravity systems.
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High Capacity: Filters up to 6,000 gallons before replacement.
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Natural Filtration: Uses coconut shell activated carbon.
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BPA-Free Housing: Safe and durable materials.
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Simple Setup: Quick to install and requires just one minute of flushing to start—some splashing may occur depending on faucet fit, but it does not affect filter function.
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No Leaks: Precision manufacturing prevents water leaks.
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Clean Taste: Improves water taste by reducing unpleasant odors and particles.
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Money Back Guarantee: Refund available if the filter does not fit your system.
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Support: Responsive team available 24/7 for any questions or issues.
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Quality You Can Trust: Waterdrop stands behind every filter.
Reliable and Long Lasting
This filter lasts for up to 6,000 gallons, giving you peace of mind month after month. Replace every 6,000 gallons or as needed based on water conditions.
Note:
- TDS levels do not reflect water quality for this filter. This product is not designed to lower TDS.
- Always flush the filter for one minute before first use.
Bring clean, safe water to your family with a filter you can depend on. Experience the performance and simplicity of Waterdrop’s certified replacement—a smart choice for your gravity-fed water system.
