nature 2 mineral cartridge for pool
Worth a lookShows demand growing +148.1% this quarter, but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Growth
Incredible+148.1%90-day search growth — must beat 0% to launch
Returns
Great1.1%return rate — above 5% kills the launch gate
Avg price
Great$70.20avg listing price — sweet spot $15–$100
Conversion
Great8.1%search→purchase rate — share of searches ending in a sale
Review moat
Good525.84avg incumbent reviews — the moat a new listing must climb
Competition
Good44%top-5 click share — leaders hold, buyers still browse
Quality gap
Good4.4★avg incumbent rating — lower means beatable quality
Price range
Okay$19.36–$194.33cheapest to priciest tracked listing — scored on the share inside $15–$100
Market size
Okay$229K$229K/yr · 40K searches
Brand share
Okay90%top-5 brand share — brands hold most of the demand
According to Flapen's Amazon United States niche tracking, nature 2 mineral cartridge for pool is a $229K/yr Amazon United States market (40K searches/yr). The top 5 brands hold 90% of demand. Demand peaks in Apr–May–Jun. Verdict: Worth a look — 66/100.
Data updated Jul 24, 2026 · scored weekly · How we score niches
nature 2 mineral cartridge for pool market data
- Units sold / yr
- 4K–5K
- avg 0–100/product
- Revenue / yr
- $281K–$351K
- units × avg price
- Conversion rate
- 8.1%
- Avg BSR
- #973
- Page quality
- 0%
- Prime
- 84%
- Sponsored
- 92%
- Out of stock
- 6.3%
- Avg brand age
- 42 months
- Avg seller age
- 158 days
Competition & brand share
The top 5 products take 44% of clicks — established leaders, but buyers still shop beyond them.Brands
12 flat
Sellers
64
Top-5 brand share
90%
Top 20: 100%
Top-5 click share
44%
Top 20: 83%
Open market
8%
- E-cowlboy30%
- Nature223%
- sixcow21%
- sdanbom12%
- poolrx3%
- Onylraep3%
- Open — no brand owns it (6 brands, 8%)
Demand & seasonality
Weekly Amazon search volume, last 74 weeks — +148.1% search growth over the last 90 days.Peak months: Apr, May, Jun · busiest ÷ quietest = 9.3×
Top nature 2 mineral cartridge for pool search terms
- nature 2 mineral cartridge10K/yr
- nature2 mineral cartridge7K/yr
- nature 2 mineral cartridge for pool6K/yr
- pool mineral cartridge5K/yr
- mineral cartridge for pool3K/yr
- nature 24K/yr
- nature 2 pool cartridge3K/yr
- nature23K/yr
Top nature 2 mineral cartridge for pool products on Amazon
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
All 24 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Replacement for Nature2 Duoclear 25 35 Mineral Cartridge W28000 W28001 for All Zodiac Duoclear & Nature2 Fusion Fusion Soft Vision Pro System Aboveground Ingroud Swimming Pool Up to 35 000 Gallons
E-cowlboy$31.474.8★359 rev
W28175 Replacement for Nature2 Express Mineral Cartridge for Pool System for In-Ground & Above-Ground Pools up to 30 000 Gallons W20171 W20080 W26775
sixcow$40.144.3★120 rev
Replacement W28000-W28002 for Nature2 Duoclear 25 35 Mineral Cartridge
sdanbom$38.834.5★110 rev
Replacement For Nature2 G35 Mineral Cartridge W28135 N2CG35 W26735 for All Zodiac Limited & Professional G or Pro G Plus Vessel Inground Swimming Pool System W25904 & W20011 Pools Up To 35 000 Gallons
E-cowlboy$56.254.4★73 rev
Nature2 Spa Mineral Sanitizer 2 Pack W20750 Multicolor
Nature2$58.194.7★535 rev
Newest
by launch date
Ciunura Pool Unit Filter Cartridge for 7.5k20k Gallon Pools Replacement Filter Cartridge Compatible with All Types of Pool Systems 6-Month Service Life(Blue&White)
Ciunura$35.8134 rev
W20086 W20176 Replacement for Nature2 Express Vessel & Mineral Cartridge System for In-Ground & Above-Ground Pools Up To 30 000 Gallons W20080 W20171 W28175 W26775 Complete Kit 1-1/2 or 2 Inch Pipe
E-cowlboy$89.9550 rev
W28165 Replacement for Nature2 A30 Mineral Cartrigde for All Zodiac Nature2 A or Pro A Plus Vessel W20040 Filter System Aboveground Swimming Pool Up To 30 000 Gallons W26765 2704-010 300379
E-cowlboy$80.945 rev
DWALE Replacement for Nature2 Duoclear 25 35 Mineral Cartridge W28001 W28002 with Zodiac DuoClear Fusion Fusion Soft Vision Pro System Aboveground Ingroud Pool Vessels for up to 35 000 Gallons Pool
DWALE$20.1428 rev
Replacement for Nature2 W20750 Spa Mineral Sticks Hot Tub in-Filter Cartridge Last for 4 Months Universal for Hot Tub Spa Swimming Pool All Spas Flow Rates Up to 1000 Gallons (Yellow 2-Pack)
E-cowlboy$19.3652 rev
Trending
90-day click momentumCiunura Pool Unit Filter Cartridge for 7.5k20k Gallon Pools Replacement Filter Cartridge Compatible with All Types of Pool Systems 6-Month Service Life(Blue&White)
Ciunura$35.814.0★
DWALE Replacement for Nature2 Duoclear 25 35 Mineral Cartridge W28001 W28002 with Zodiac DuoClear Fusion Fusion Soft Vision Pro System Aboveground Ingroud Pool Vessels for up to 35 000 Gallons Pool
DWALE$20.144.7★
W28165 Replacement for Nature2 A30 Mineral Cartrigde W28166 for All A Pro A Plus Vessel System AboveGround Pool for up to 30 000 gallons Pool 2704-010 300379
sixcow$81.424.2★
W28165 Replacement for Nature2 A30 Mineral Cartrigde for All Zodiac Nature2 A or Pro A Plus Vessel W20040 Filter System Aboveground Swimming Pool Up To 30 000 Gallons W26765 2704-010 300379
E-cowlboy$80.943.8★
Nature2 G25 Mineral Cartridge for Inground Pools up to 25 000 Gallons | Mineral Cartridge for Professional G & Pro G Plus Pool Sanitization Vessels | Authentic Replacement Pool Filter Cartridge
Nature2$168.514.6★
What buyers say about nature 2 mineral cartridge for pool
What buyers praise and complain about, mined from review topics.What buyers love
“Good price”
“Good quality, keeps the pool clean”
“Easy Use”
“As advertised”
“Exact fit”
“We use this in our pool and it helps keep it nice and clean”
“Easy to install”
“Crystal clear water”
“It keeps the water clear”
“keeps your water crystal clear”
What buyers complain about
“Costly,”
“no longer effective”
“Doesn't seem to last that long”
“turned my hair blue/green”
“Pool RX sent me a used item”
“this year it clogged my de filter”
“Stained my freshly painted pool floor”
“Product leaks from the top even when base is fully secured”
“Algae and bacteria dont thrive in the presence of copper and silver”
“Cheaper substitute does not work properly to clean the pool”
Top return reasons
Common questions
- Is nature 2 mineral cartridge for pool profitable to sell on Amazon United States?
- The niche generates $229K/yr across 37 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is +148.1%. Flapen's verdict: Worth a look (66/100).
- How competitive is the nature 2 mineral cartridge for pool niche?
- 12 brands and 64 sellers compete. The top 5 products take 44% of clicks and top 5 brands hold 90% of demand.
- What do buyers complain about in nature 2 mineral cartridge for pool?
- Top complaints mined from reviews: Value For Money, Functionality-Overall, Durability. The return rate is 1.1%.
- When does demand for nature 2 mineral cartridge for pool peak?
- Demand peaks in Apr–May–Jun; the busiest month runs 9.3× the quietest.
- What does it cost to enter the nature 2 mineral cartridge for pool niche?
- Listings span $19.36–$194.33; the average listing price is $70.20 (sweet spot $15–$100). The average incumbent carries 526 reviews — the moat a new listing must climb.