---
product_id: 161066957
title: "AO-MF-B-R Under Sink Water Filter Replacement - NSF Certified"
brand: "ao smith"
price: "€ 46.44"
currency: EUR
in_stock: true
url: https://www.desertcart.es/products/161066957-ao-mf-b-r-under-sink-water-filter-replacement-nsf
store_origin: ES
region: Spain
---

# NSF Certified Under $40/Year 6-Month Lifespan AO-MF-B-R Under Sink Water Filter Replacement - NSF Certified

**Brand:** ao smith
**Price:** € 46.44
**Availability:** ✅ In Stock

## Summary

> 💦 Drink Smart, Live Fresh!

## Quick Answers

- **What is this?** AO-MF-B-R Under Sink Water Filter Replacement - NSF Certified by ao smith
- **How much does it cost?** € 46.44 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.es](https://www.desertcart.es/products/161066957-ao-mf-b-r-under-sink-water-filter-replacement-nsf)

## Best For

- ao smith enthusiasts

## Why This Product

- Trusted ao smith brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Cost-Effective:** Enjoy premium filtration for less than $40 a year!
- • **Genuine Quality:** Only use certified A. O. Smith filters for optimal performance.
- • **Easy Installation:** Seamlessly fits your existing faucet for hassle-free setup.
- • **Sustainable Solution:** No water wasted during filtration—eco-friendly and efficient.
- • **Pure Taste, Pure Life:** Experience the refreshing taste of clean water, free from chlorine and odors.

## Overview

The AO Smith AO-MF-B-R Under Sink Water Filter Replacement is an NSF certified filter designed to enhance your water quality by effectively reducing chlorine taste and odor. With a lifespan of 6 months and an annual replacement cost of under $40, this filter ensures you enjoy clean, great-tasting water without wasting any. Ideal for those who value both health and sustainability.

## Description

AO Smith AO-MF-B-R Under Sink Water Filter Replacement - NSF Certified

## Features

- Replacement filter for: AO Smith Undersink Water Filter (AO-MF-B) - NSF certified to standard 42 for chlorine taste and odor.
- Use only certified, genuine A. O. Smith replacement filters for continued contaminant removal and system performance.
- Single stage water filtration from your existing faucet - Reduces chlorine taste and odor.
- No water is wasted, and nothing is added to your water during the filtration process.
- Filter lasts 6 months with an annual replacement cost of $40 or less - Includes one filter replacement cartridge.

## Product Details

- **Product Dimensions:** 5"D x 5"W x 12.8"H
- **External Testing Certification:** NSF
- **Product Benefits:** Reduces chlorine taste and odor
- **Brand:** AO Smith
- **Unit Count:** 1.0 Count

## Images

![AO-MF-B-R Under Sink Water Filter Replacement - NSF Certified - Image 1](https://m.media-amazon.com/images/I/71NNQa856mL.jpg)

## Frequently Bought Together

- AO Smith AO-MF-B-R Under Sink Water Filter Replacement - NSF Certified
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- AO Smith 2.5"x10" 5 Micron Sediment Water Filter Replacement Cartridge - 2 Pack - For Whole House Filtration Systems - AO-WH-PREV-R2

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**Shop now:** [https://www.desertcart.es/products/161066957-ao-mf-b-r-under-sink-water-filter-replacement-nsf](https://www.desertcart.es/products/161066957-ao-mf-b-r-under-sink-water-filter-replacement-nsf)

---

*Product available on Desertcart Spain*
*Store origin: ES*
*Last updated: 2026-02-22*