Is chlorine tablets 3 inch profitable to sell on Amazon United States?

The niche generates $27.4M/yr across 27 tracked products. 3 of 3 products launched in the last 360 days are still selling. 90-day search growth is +283.6%. Flapen's verdict: Launch it (71/100).

How competitive is the chlorine tablets 3 inch niche?

11 brands and 66 sellers compete. The top 5 products take 51% of clicks and top 5 brands hold 86% of demand.

What do buyers complain about in chlorine tablets 3 inch?

Top complaints mined from reviews: Functionality-Overall, Value For Money, Ease Of Use. The return rate is 0.2%.

When does demand for chlorine tablets 3 inch peak?

Demand peaks in May–Jun–Jul–Aug; the busiest month runs 12.6× the quietest.

What does it cost to enter the chlorine tablets 3 inch niche?

Listings span $5.97–$168.19; the average listing price is $64.37 (sweet spot $15–$100). The average incumbent carries 10,575 reviews — the moat a new listing must climb.

chlorine tablets 3 inch

Launch it

A $27.4M/yr market growing +283.6% this quarter with returns at 0.2% — clears our launch bar.

Market size

Incredible$27.4M

$27.4M/yr · 4.2M searches

Growth

Incredible+283.6%

90-day search growth — must beat 0% to launch

Returns

Incredible0.2%

return rate — above 5% kills the launch gate

Avg price

Great$64.37

avg listing price — sweet spot $15–$100

Conversion

Great10.1%

search→purchase rate — share of searches ending in a sale

Competition

Good51%

top-5 click share — leaders hold, buyers still browse

Price range

Good$5.97–$168.19

cheapest to priciest tracked listing — scored on the share inside $15–$100

Brand share

Okay86%

top-5 brand share — brands hold most of the demand

Quality gap

Okay4.6★

avg incumbent rating — lower means beatable quality

Review moat

Bad10,574.93

avg incumbent reviews — the moat a new listing must climb

Signals Trending High Price

According to Flapen's Amazon United States niche tracking, chlorine tablets 3 inch is a $27.4M/yr Amazon United States market (4.2M searches/yr). The top 5 brands hold 86% of demand. Demand peaks in May–Jun–Jul–Aug. Verdict: Launch it — 71/100.

Data updated Jul 24, 2026 · scored weekly · How we score niches

chlorine tablets 3 inch market data

Units sold / yr: 300K–400K; avg 10,000–12,500/product
Revenue / yr: $19.3M–$25.7M; units × avg price
Conversion rate: 10.1%
Avg BSR: #41
Page quality: 0%
Prime: 67%
Sponsored: 93%
Out of stock: 4.1%
Avg brand age: 59 months
Avg seller age: 153 days

Competition & brand share

The top 5 products take 51% of clicks — established leaders, but buyers still shop beyond them.

Brands

11 rising

Sellers

Top-5 brand share

86%

Top 20: 100%

Top-5 click share

51%

Top 20: 93%

Open market

10%

In The Swim30%
CLOROX Pool&Spa22%
HTH19%
XtremepowerUS9%
Pool Essentials5%
Doheny's5%
Open — no brand owns it (5 brands, 10%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +283.6% search growth over the last 90 days.

Peak months: May, Jun, Jul, Aug · busiest ÷ quietest = 12.6×

Open Trend

Top chlorine tablets 3 inch search terms

chlorine tablets 3 inch1.4M/yr +272.8%7.8% conv.
chlorine tablets709K/yr +353.1%7.9% conv.
pool chlorine tablets438K/yr +311.9%7.8% conv.
3 inch chlorine tablets for pool247K/yr +599.9%7.4% conv.
pool chlorine275K/yr +189.2%3.3% conv.
chlorine283K/yr +168.5%3.3% conv.
pool tablets128K/yr +356.6%6.2% conv.
3 chlorine tablets for pool110K/yr +174.2%6.8% conv.
chlorine tabs101K/yr +217.9%7.7% conv.
pastillas de cloro para piscina63K/yr +566.9%3.5% conv.

All search terms

Top chlorine tablets 3 inch 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.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 24 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Clorox Pool&Spa XTRABLUE 3 Chlorinating Tablets Individually Wrapped Kills Bacteria & Stops Algae (5 LB)

CLOROX Pool&Spa$40.784.5★38,524 rev

In The Swim 3 Inch Stabilized Chlorine Tablets - 5 Pounds

In The Swim$35.324.7★23,796 rev

In The Swim 3 Inch Stabilized Chlorine Tablets - 10 Pounds

In The Swim$53.914.7★23,796 rev

HTH 42049 Pool Care 1 Chlorine Tabs Swimming Pool Sanitizer with Added Clarifier - Eliminates Bacteria & Algae Makes Water Clean & Crystal Clear Sanitizes & Protects - Slow Dissolving 1.5 lbs

HTH$15.304.7★11,942 rev

Xtremeclear 3 Swimming Pool Chlorine Tablets 99% Pure Tri-Chlor| Long Lasting & Slow Dissolving | Pro-Grade Pool Sanitizer | 5 Pounds Bucket

XtremepowerUS$33.724.7★3,538 rev

Newest

by launch date

Pool Essentials Chlorinating Tablets

Pool Essentials$31.92188 rev

2mo ago

Pool Essentials 99% Chlorinating Tablets

Pool Essentials$137.37136 rev

5mo ago

Pool Essentials Chlorinating Tablets

Pool Essentials$49.02188 rev

5mo ago

Puri Tech Pool Chemicals 3Inch Stabilized Chlorine Tablets for Swimming Pools - Individually Wrapped SlowDissolving LongLasting Pool Sanitizer - 90% Available Chlorine - Tri-Chlor - 4 Pounds

Puri Tech$30.7860 rev

1y ago

Chlorine Tablets 3 inch 25 Pounds TABIT Swimming Pool Long Lasting Chlorinating Tablets Slow Dissolving Tri-Chlor for Swim Pool Hot Tubs Spa

TABIT$84.88874 rev

1y ago

What buyers say about chlorine tablets 3 inch

What buyers praise and complain about, mined from review topics.

What buyers love

Value For Money34%

“Good value for money”

Quality-Overall20%

“Excellent product”

Advertised Vs Actual Product11%

“As advertised”

Ease Of Use6%

“Easy to pour”

Ease Of Cleaning4%

“Keeps pool clean”

Water Resistance4%

“this keeps the water crystal clear”

Durability3%

“They are durable”

Pureness2%

“Crystal clear”

Size-Overall2%

“perfect size”

Smell1%

“Bring the Pool a nice smell of clean water”

What buyers complain about

Functionality-Overall14%

“Doesn't work as described”

Value For Money12%

“It's expensive,”

Ease Of Use11%

“Impossible to open”

Quality-Overall8%

“Obviously this company has no quality control”

Smell6%

“it has no odor”

Size-Overall5%

“The box is very small”

Contamination5%

“When I opened the container chlorine tabs were all broken in pieces”

Advertised Vs Actual Product4%

“Not as stated”

Durability4%

“break off”

Solubility3%

“Dissolved too quickly”

Top return reasons

Leak-Proof23%

Functionality-Overall17%

Size-Overall16%

Advertised Vs Actual Product13%

Value For Money11%

Contamination2%

Solubility2%

Water Resistance1%

Filtration1%

Defective Material/Parts1%

Common questions

Is chlorine tablets 3 inch profitable to sell on Amazon United States?: The niche generates $27.4M/yr across 27 tracked products. 3 of 3 products launched in the last 360 days are still selling. 90-day search growth is +283.6%. Flapen's verdict: Launch it (71/100).
How competitive is the chlorine tablets 3 inch niche?: 11 brands and 66 sellers compete. The top 5 products take 51% of clicks and top 5 brands hold 86% of demand.
What do buyers complain about in chlorine tablets 3 inch?: Top complaints mined from reviews: Functionality-Overall, Value For Money, Ease Of Use. The return rate is 0.2%.
When does demand for chlorine tablets 3 inch peak?: Demand peaks in May–Jun–Jul–Aug; the busiest month runs 12.6× the quietest.
What does it cost to enter the chlorine tablets 3 inch niche?: Listings span $5.97–$168.19; the average listing price is $64.37 (sweet spot $15–$100). The average incumbent carries 10,575 reviews — the moat a new listing must climb.