Filtrete High Performance Whole House Sanitary Quick-Change Filter System, 4WH-QCTO-S01
Filtrete High Performance Whole House Sanitary Quick-Change Filter System, 4WH-QCTO-S01
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Filtrete High Performance Whole House Sanitary Quick-Change Filter System, 4WH-QCTO-S01

Filtrete High Performance Whole House Sanitary Quick-Change Filter System, 4WH-QCTO-S01Filtrete High Performance Whole House Sanitary Quick Change Filter System 4WH QCTO S01Filtrete Large Capacity Whole House Quick Change Replacement Water Filter Cartridge 4WH QCTO F01
Count:1
Assembled Product Height:14.75 in

Key item features

  • Superior Filtration: This system significantly reduces chlorine taste and odor, sand, sediment, rust, and soil down to three microns, offering the best reduction among Filtrete Whole House Systems.
  • Convenient Design: The system features a convenient, less messy design compared to traditional sump-style systems, with assembled dimensions of 5.05 inches depth, 8.2 inches width, and 14.75 inches height.
  • Consistent Flow: It maintains an impressive flow rate of 10 gallons per minute, ensuring ample water supply throughout the home.
  • Large Capacity: Ideal for households with three or more bathrooms, this model (4WH-QCTO-S01) is a large capacity system.
  • Extended Lifespan: Each filter provides a long life, lasting for up to 12 months before needing replacement.
  • Certified Performance: The system is NSF Standard 42 certified, ensuring its performance has been tested and verified by an independent organization.
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Current price is $172.76
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  • Free 90-day returns
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Customer ratings & reviews

4.4 out of 5 stars
stars50 ratings34 reviews
How item rating is calculated
5.0
4.2
1.7
2.5
  1. 5 stars72% (36)
  2. 4 stars12% (6)
  3. 3 stars2% (1)
  4. 2 stars2% (1)
  5. 1 star12% (6)

Reviews summary

Pros

  • : Filter replacements require a 1/4 turn for removal and installation.
  • : Installation takes minimal time and effort.

Neutral

  • : Offers competitive pricing, but can be steep for some users.

Cons

  • : Filter may not completely eliminate taste issues in some cases.
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Showing 1-3 of 34 reviews

Feb 23, 2026
Pamela
Item details
Count: 1
Assembled product height: 14.75 in
5 out of 5 stars review

Verified Purchase

walmart is the only place i could find this item. easy to install. comes with all attachments but i only needed the canister

Incentivized Review
Helpful?31H4Q4JPKZBO21609396
Apr 23, 2026
Patrick
Item details
Count: 1
Assembled product height: 14.75 in
Sold and shipped byVIPOUTLET
5 out of 5 stars review

Verified Purchase

Top notch, although getting harder to find.

Easy to install and filter changes take just a few minutes. Substantially better quality water afterwards.

Incentivized Review
Helpful?31H4Q4JPKZBO21609396
Jun 1, 2014
Walmart customer
5 out of 5 stars review

Verified Purchase

Easy to install

I like the product . It is a great low price and easy to install , would recommend to anyone that has well water. noticed a difference in smell of water and softness in my hair the very same day we installed it.

Helpful?31H4Q4JPKZBO21609396