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Deal.ai › Shower Parts and Repairs
AquaSpa
AquaSpa Replacement Disposable 3-Stage Cartridge

AquaSpa Replacement Disposable 3-Stage Cartridge

4.7(73 ratings)

Best price now

$15.99at AmazonObserved at 9:41 AM

Compared across 3 stores. Prices are checked against each store and labelled with when.

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Our take on the AquaSpa Replacement Disposable 3-Stage Cartridge

This is a single disposable replacement cartridge for AquaCare-series filtered shower heads, handheld showers and shower filters. It runs water through three media layers — active carbon, calcium sulfite and KDF — to cut chlorine, heavy metals, hydrogen sulfide and other impurities. The cartridge is rated for 6 to 9 months and is sized for an average household of four. At $15.99 at Amazon as of November 6, 2026, it sits at the low end of its recent price range across the three stores that carry it new.

Best forOwners of AquaCare filtered shower heads and handheld showersHouseholds of about four on a 6-to-9-month swap scheduleRenters who want filtered shower water without a new fixture
Pros
  • Three filtration media in one cartridge: active carbon, calcium sulfite and KDF
  • Targets chlorine and chlorine vapor, heavy metals and hydrogen sulfide
  • Rated 6 to 9 months per cartridge for a four-person household
  • Fits AquaCare filtered shower heads, handheld showers and shower filters
  • Simple drop-in swap with no tools or plumbing work
  • $15.99 at Amazon as of November 6, 2026, the lowest of three stores
Cons
  • Fits only AquaCare-series housings, not other shower filter brands
  • Rated performance drops outside 36F to 113F water temperature
  • Single cartridge per pack, so multi-bathroom homes need several
  • No indicator to tell you when the media is spent; you track the months yourself

AquaSpa Replacement Disposable 3-Stage Cartridge prices at every store

  • eBayNew

    In stockSold by thrifting2drift

    $18.97Observed at 9:40 AM
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  • AmazonNew

    Availability unknown

    As an Amazon Associate, Deal.ai earns from qualifying purchases.

    $15.99Observed at 9:41 AM
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  • WalmartNew

    Out of stock

    $12.49+ $6.99 shippingObserved at 9:40 AM
    Visit store

Also available at

  • eBayCheck price at eBay

AquaSpa Replacement Disposable 3-Stage Cartridge price history

Lowest price we've seen: $12.49 on Nov 6 at Walmart. Tracked across 3 stores since Nov 6.

What reviewers say

  • 4.7 / 573 ratings

Rated 4.7 out of 5 from 73 ratings, with buyers describing it as working as designed and saying they will order more. The feedback is short and practical: it does its job and people reorder it.

What people mention
  • PerformancePraisedBuyers say the cartridge works as designed once installed.
  • ReorderingPraisedSeveral buyers say they will order more, treating it as a repeat purchase.

From Walmart

  • Packed with KDF, Calcium Sulfite, and Active Carbon for water filtration
  • Helps reduce chlorine and its vapors, harmful chemicals, heavy metals, and impurities from shower water
  • Reduces exposure to radioactive Iodine, Radon, and Hydrogen Sulfide
  • Discourages mold, fungi, and algae growth and improves water's pH balance
  • Best performance at water temperatures between 36F to 113F (2C - 45C)
  • Designed for use with AquaCare Series Filtered Shower Heads, Handheld Showers, and Shower Filters
Sizing
Replace the disposable cartridge every 6 to 9 months for an average household of four, or after 10,000 gallons of water usage.

About the AquaSpa Replacement Disposable 3-Stage Cartridge

AquaCare 3 Stage Shower Filter Replacement Cartridge for use with Advanced High Intensity Super Compact Universal Shower Filter or Filtered Shower Heads/Handheld Showers This disposable 3 Stage Shower Filter Replacement Cartridge can be used with Hotel Spa filtered products. Negative Effects of Chlorine Daily showering with chlorine-treated water is the leading cause of dry damaged skin, flaky scalp and limp hair. Prolonged exposure to high levels of chlorine can also lead to skin disorders, respiratory illness and even some forms of cancer. As you shower, chlorine and its steam vapors generated by hot water are absorbed by your body through skin. By dramatically reducing levels of chlorine and other damaging compounds in your shower water, you will avoid further intoxication and improve your health.

What buyers say

Buyers like
  • Love these filters; will order more
  • Working as designed
  • Love this item

Specifications

color
WhiteSource
size
2"Source
Contaminant Type
Chlorine, harmful chemicals, heavy metals, Hydrogen Sulfide, impurities
Filter Type
3-Stage
Installation Location
Shower, Shower head
Primary Treatment
Filtration

Questions and answers

How often should I replace it?
Every 6 to 9 months, per the manufacturer. A household of four on daily showers lands near the shorter end.
Will it fit my shower head?
Only AquaCare-series filtered shower heads, handheld showers and shower filters. It is not a universal cartridge.
What does the 3-stage filter remove?
Active carbon, calcium sulfite and KDF work on chlorine and its vapor, heavy metals, hydrogen sulfide and other impurities.
Is $15.99 a good price?
It is the lowest of the three stores listing it new as of November 6, 2026, so it is a fair buy at that price.
How many cartridges come in a pack?
One. Buy one per shower you filter.
Does water temperature affect it?
Yes. It performs best between 36F and 113F; very hot showers shorten media life.
Where is the AquaSpa Replacement Disposable 3-Stage Cartridge cheapest?
At Amazon, for $15.99, as of our latest check.
What do buyers say about the AquaSpa Replacement Disposable 3-Stage Cartridge?
Rated 4.7 out of 5 from 73 ratings. Buyers like: Love these filters; will order more; Working as designed; Love this item.
Where can I buy the AquaSpa Replacement Disposable 3-Stage Cartridge?
3 stores we checked sell it, including Amazon, Walmart, eBay.

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Filter Life
6 to 9 months
Quantity
1
Number Of Stages
3
Filtration Stages
Active Carbon, Calcium Sulfite, KDF
Included Components
3-Stage Cartridge
Replacement Filter
AquaCare 3 Stage Shower Filter Replacement Cartridge
Replacement Frequency
Every 6 to 9 months
System Type
Shower filter
Subtype
Shower Filter Replacement Cartridge
Dimensions
1.50 x 3.50 x 7.25 Inches
Shower Head Type
Filtered Shower Heads, Handheld Showers
Material
ABS
Household Size
average household of four
Compatible With
AquaCare Series Filtered Shower Heads, Handheld Showers and Shower Filters
Filter Media Material
Active Carbon, Calcium Sulfite, KDF
Depth
1.50 Inches
Height
7.25 Inches
Width
3.50 Inches