AO Smith

AO Smith 4 5x10 20 Micron Sediment Water Filter Replacement Cartridge - For Whole House Filtration Systems -

1862+ bought in the past month

$19.99$75.99

About this item

  • Filter for use with: Whole House Filter System with Timer (AO-WH-PREL). Use only certified, genuine A. O. Smith filters for continued contaminant removal and system performance.
  • Longer lasting appliances - whole house filter system designed to reduce sediment from every tap.
  • 20 micron filtration - reduces sediment smaller than the human eye can see.
  • Replacements made easy - no plumber necessary. Replace filter every 3 months. Large capacity (4.5") filter is perfect for household sizes 4 or more people.
  • Includes one replacement filter.
$19.99
Was $75.99Save $56.00

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Product details

MaterialPolycarbonate (PC)
Product Dimensions4.5"D x 10"W x 20"H
Item Weight0.25 Kilograms
External Testing CertificationNSF
Product BenefitsReduces Sediment

Technical specifications

materialPolycarbonate (PC)
product_dimensions4.5"D x 10"W x 20"H
item_weight8.8 ounces
external_testing_certificationNSF
product_benefitsReduces Sediment
brandAO Smith
unit_count1.0 Count
number_of_items1
manufacturerAO Smith
part_numberRE301
item_model_numberRE301
size1 Count (Pack of 1)
measurement_systemEnglish/Standard
batteries_includedNo
batteries_requiredNo
best_sellers_rank#30,268 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #233 in Replacement Under-Sink Water Filters
date_first_availableApril 24, 2019

From the brand

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Customer reviews

4.8587 ratings

Customers say

Customers find the water filter works well, with one mentioning it effectively removes small particles.

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Water Filter

jenniferβ€”January 13, 2026βœ“ Verified purchase

We have a well for our water and this was connected to filter water for our whole house. We really love this product. We have been subscribing for a while now and have no complaints. We change filters about every 3 months. It has always arrived in perfect condition and price has been good. Read more

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Great

deb testaniβ€”November 30, 2025βœ“ Verified purchase

Price and saves my water! Read more

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Good filter

jamesβ€”September 5, 2025βœ“ Verified purchase

Seems to work good for filtering small particles Read more

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Perfect Fit first time

Hueyβ€”October 9, 2025βœ“ Verified purchase

When Lowe's quits carrying them we come to Amazon they always have what you need thank you so much Read more

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Easy installation

Ann, NCβ€”May 16, 2025βœ“ Verified purchase

Perfect fit to our system and easy install Read more

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Water filter

Lola D Pageβ€”August 15, 2025βœ“ Verified purchase

This filter does a great job and lasts for three months. I’ve tried other filters but this is the best. Read more

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Works

Graziaβ€”September 17, 2025βœ“ Verified purchase

Works as it described Read more

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Delivery was fast

matt flaggβ€”November 18, 2025βœ“ Verified purchase

Good deal Read more

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