Waterdrop 3US-AF01 Under Sink Water Filter, Replacement for Standard Filtrete® 3US-AF01, 3US-AS01, Aqua-Pure AP Easy C-CS-FF, WHCF-SRC, WHCF-SUFC, WHCF-SUF, NSF/ANSI 42 Certified, 3 Pack
Waterdrop 3US-AF01 Under Sink Water Filter, Replacement for Standard Filtrete® 3US-AF01, 3US-AS01, Aqua-Pure AP Easy C-CS-FF, WHCF-SRC, WHCF-SUFC, WHCF-SUF, NSF/ANSI 42 Certified, 3 Pack
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30-Day Hassle-Free Returns
30-Day Hassle-Free Returns
Not satisfied? Return your order within 30 days for a full refund or exchange — simple and easy.
✔ Easy return process
✔ Fast refunds
✔ No hidden conditions
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Fast U.S. Shipping
We ship within the United States only — no international delays.
✔ Processing time: 1–2 business days
✔ Delivery time: 3–7 business days
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About This
- 【NSF/ANSI Certified Filter】Tested against NSF/ANSI 42 standards, it effectively reduces Chlorine. Activated carbon block and other advanced filter media ensure efficient and safe filtration.
- 【Authority Guaranteed Material】Specially selected premium materials are lead-free, which is fully certified by the IAPMO against NSF/ANSI 372 standard. The BPA-free, lead-free material ensures more reliable use from the inside out.
- 【Stable Flow Rate】 The tested full flow rate for waterdrop water filter is 0.75 gpm. The fast yet stable water flow gives you the same experience as your own faucet.This filter does not reduce TDS! Connected with the cold water valve only!
- 【New upgrade & Keep Water Fresh】After advanced upgrade, the model number is changed from WD-3US-AF01 into WD-W01. To keep your water fresh, replace your filter every 6 months or 6,000 gallons, whichever comes first will vary based on water condition.
- 【Replacement Model】3M Filtrete 3US-AF01, 3US-AS01 system, 3M AP3-765S, 3M AP3-C765, AP Easy C-CS-FF, WHCF-SRC, WHCF-SUFC, WHCF-SUF Filter Cartridge; Fits 3US-AS01 Advanced Under-Sink Filtration Systems, AP Easy CS-FF Under-Sink Filtration Systems.
Overview
- Material : Activated Carbon，Lead-Free & BPA Free and Food-Grade Material
- External Testing Certification : IAPMO
- Product Benefits : Reduces Chlorine, Lead, Taste, and Odor
- Brand : Waterdrop
- Set Name : 3-pack
Experience the difference clean, softened water makes in your daily life — from healthier skin to better tasting drinking water.
👉 Softer skin and smoother hair with every shower.
👉 Prevent scale buildup and keep your appliances running efficiently.
👉 Softer, brighter clothes that last longer with every wash.
See the Difference in Your Water — Instantly
Hard water, chlorine, and hidden contaminants can affect your health, skin, and appliances.
Our advanced filtration system removes impurities and delivers clean, safe water throughout your entire home.
Feel the difference in every drop — from your kitchen to your shower.
FAQ
Water Filtration & Home Water Guide
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Reverse Osmosis vs Water Filter — Which Is Better?
Not sure if you need Reverse Osmosis or a standard water filter? Learn the real differences, what each system removes, and how to choose the best option for your home.
Reverse Osmosis vs Water Filter — Which Is Better?
Not sure if you need Reverse Osmosis or a standard water filter? Learn the real differences, what each system removes, and how to choose the best option for your home.
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Do I Really Need a Water Filter at Home?
Wondering if your home needs a water filter? Learn how to check your water quality, compare filter types, and choose the right system for safer, better-tasting water.
Do I Really Need a Water Filter at Home?
Wondering if your home needs a water filter? Learn how to check your water quality, compare filter types, and choose the right system for safer, better-tasting water.
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7 Signs You Have Hard Water in Your Home
Water quality plays an important role in everyday life. From drinking water to showering and washing dishes, the type of water flowing through your home affects comfort, cleanliness, and even...
7 Signs You Have Hard Water in Your Home
Water quality plays an important role in everyday life. From drinking water to showering and washing dishes, the type of water flowing through your home affects comfort, cleanliness, and even...
