hth chlorine tablets 3 inch
Worth a lookShows low returns (0.0%), but brand-locked demand (top 5 brands take 100% of clicks) keeps it on the watch list.
Returns
Incredible0.0%return rate — above 5% kills the launch gate
Growth
Incredible+219.1%90-day search growth — must beat 0% to launch
Avg price
Great$58.98avg listing price — sweet spot $15–$100
Price range
Great$15.30–$117.65cheapest to priciest tracked listing — scored on the share inside $15–$100
Conversion
Great7.2%search→purchase rate — share of searches ending in a sale
Market size
Okay$223K$223K/yr · 52K searches
Review moat
Bad4,741.71avg incumbent reviews — the moat a new listing must climb
Quality gap
Bad4.7★avg incumbent rating — lower means beatable quality
Competition
Bad91%top-5 click share — a locked-up shelf
Brand share
Bad100%top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, hth chlorine tablets 3 inch is a $223K/yr Amazon United States market (52K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Apr–May–Jun–Jul–Aug. Verdict: Worth a look — 52/100.
Data updated Jul 24, 2026 · scored weekly · How we score niches
hth chlorine tablets 3 inch market data
- Units sold / yr
- 3K–4K
- avg 250–500/product
- Revenue / yr
- $177K–$236K
- units × avg price
- Conversion rate
- 7.2%
- Avg BSR
- #61
- Page quality
- 0%
- Prime
- 100%
- Sponsored
- 86%
- Out of stock
- 7.0%
- Avg brand age
- 62 months
- Avg seller age
- 146 days
Competition & brand share
The top 5 products capture 91% of clicks — a locked-up shelf that new listings rarely crack.Brands
1 falling
Sellers
34
Top-5 brand share
100%
Top 20: 100%
Top-5 click share
91%
Top 20: 100%
Open market
0%
- HTH100%
Demand & seasonality
Weekly Amazon search volume, last 98 weeks — +219.1% search growth over the last 90 days.Peak months: Apr, May, Jun, Jul, Aug · busiest ÷ quietest = 19.1×
Top hth chlorine tablets 3 inch search terms
- hth chlorine tablets 3 inch38K/yr
- hth chlorine tablets7K/yr
- hth 3 inch chlorine tablets for pool4K/yr
- hth chlorine3K/yr
Top hth 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.
All 7 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
HTH 42052W Pool Care 3 Chlorine Tabs Advanced Individually Wrapped Tablets - Swimming Pool Sanitizer with Clarifier & Algaecide Destroys Bacteria & Algae Delivers Clear Water All Season 5 lbs
HTH$38.394.7★5,030 rev
HTH 42053W Pool Care 3 Chlorine Tabs Advanced Individually Wrapped Tablets - Swimming Pool Sanitizer with Clarifier & Algaecide Destroys Bacteria & Algae Delivers Clear Water All Season 8 lbs
HTH$58.234.7★5,030 rev
HTH 42055 Pool Care 3 Chlorine Tabs Advanced Swimming Pool Sanitizer with Clarifier & Algaecide - Destroys Bacteria & Algae Delivers Crystal Clear Water All Season Slow Dissolving 25 lbs
HTH$117.654.6★3,021 rev
HTH 42055W Pool Care 3 Chlorine Tabs Advanced Individually Wrapped Tablets - Swimming Pool Sanitizer with Clarifier & Algaecide Destroys Bacteria & Algae Delivers Clear Water All Season 25 lbs
HTH$116.424.7★5,030 rev
HTH 42052 Swimming Pool Care 3 Chlorine Tabs Advanced Swimming Pool Chlorinating Sanitizer 5lb
HTH$34.294.6★3,021 rev
Newest
by launch date
HTH 42064 Swimming Pool Care 3 Chlorine Shock Individually Wrapped Tablets 5lb
HTH$32.54118 rev
HTH 42052W Pool Care 3 Chlorine Tabs Advanced Individually Wrapped Tablets - Swimming Pool Sanitizer with Clarifier & Algaecide Destroys Bacteria & Algae Delivers Clear Water All Season 5 lbs
HTH$38.395,030 rev
HTH 42053W Pool Care 3 Chlorine Tabs Advanced Individually Wrapped Tablets - Swimming Pool Sanitizer with Clarifier & Algaecide Destroys Bacteria & Algae Delivers Clear Water All Season 8 lbs
HTH$58.235,030 rev
HTH 42055W Pool Care 3 Chlorine Tabs Advanced Individually Wrapped Tablets - Swimming Pool Sanitizer with Clarifier & Algaecide Destroys Bacteria & Algae Delivers Clear Water All Season 25 lbs
HTH$116.425,030 rev
HTH 42055 Pool Care 3 Chlorine Tabs Advanced Swimming Pool Sanitizer with Clarifier & Algaecide - Destroys Bacteria & Algae Delivers Crystal Clear Water All Season Slow Dissolving 25 lbs
HTH$117.653,021 rev
Trending
90-day click momentumHTH 42052W Pool Care 3 Chlorine Tabs Advanced Individually Wrapped Tablets - Swimming Pool Sanitizer with Clarifier & Algaecide Destroys Bacteria & Algae Delivers Clear Water All Season 5 lbs
HTH$38.394.7★
HTH 42055W Pool Care 3 Chlorine Tabs Advanced Individually Wrapped Tablets - Swimming Pool Sanitizer with Clarifier & Algaecide Destroys Bacteria & Algae Delivers Clear Water All Season 25 lbs
HTH$116.424.7★
HTH 42053W Pool Care 3 Chlorine Tabs Advanced Individually Wrapped Tablets - Swimming Pool Sanitizer with Clarifier & Algaecide Destroys Bacteria & Algae Delivers Clear Water All Season 8 lbs
HTH$58.234.7★
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★
HTH 42052 Swimming Pool Care 3 Chlorine Tabs Advanced Swimming Pool Chlorinating Sanitizer 5lb
HTH$34.294.6★
What buyers say about hth chlorine tablets 3 inch
What buyers praise and complain about, mined from review topics.What buyers love
“Definitely worth the price”
“Product performs well”
“It cleans it very well”
“Does the job”
“Great for a pool”
“perfect size”
“Makes water smell fresh and clean”
“Easy to use”
“Crystal clear water”
“Clear waters”
What buyers complain about
“Doesn't last”
“It does have a chlorine odor”
“Unfortunately the price is much more expensive now”
“Didnt work”
“they're disappointingly weak”
“Poor quality”
“DO NOT USE FOR HOT TUBS”
“Didnt work too well for my pool”
“Needless waste”
“was not able to use in the floatable unit I have”
Common questions
- Is hth chlorine tablets 3 inch profitable to sell on Amazon United States?
- The niche generates $223K/yr across 7 tracked products. 90-day search growth is +219.1%. Flapen's verdict: Worth a look (52/100).
- How competitive is the hth chlorine tablets 3 inch niche?
- 1 brands and 34 sellers compete. The top 5 products take 91% of clicks and top 5 brands hold 100% of demand.
- What do buyers complain about in hth chlorine tablets 3 inch?
- Top complaints mined from reviews: Durability, Smell, Value For Money. The return rate is 0.0%.
- When does demand for hth chlorine tablets 3 inch peak?
- Demand peaks in Apr–May–Jun–Jul–Aug; the busiest month runs 19.1× the quietest.
- What does it cost to enter the hth chlorine tablets 3 inch niche?
- Listings span $15.30–$117.65; the average listing price is $58.98 (sweet spot $15–$100). The average incumbent carries 4,742 reviews — the moat a new listing must climb.