Chlorine Granules
PassChlorine Granules scores 67 out of 100, a Pass. Shoppers spend an estimated $1.1M a year here, search demand grew +686.8% this quarter, and an estimated 0.1% of orders come back.
- Flapen Score
- 67 / 100Top 6% of 5,777 Home & Garden niches · +16 vs the category median of 5167
- Market size
- £1.1M/yr547K searches / yr
- 90-day growth
- +686.8%search demand this quarter
- Competition
- 70%top-5 click share · 12 brands · 42 sellers
Flapen Score
Chlorine Granules against its category
The dotted line is the Home & Garden average. Past it, Chlorine Granules is stronger. Inside it, weaker.
Market
The Chlorine Granules market on Amazon at a glance
Shoppers on Amazon United Kingdom searched for Chlorine Granules 547K times last year and spent an estimated £1.1M. The top 5 brands take 87% of clicks. Demand peaks in May–Jun–Jul–Aug. Flapen scores it 67 out of 100, a Pass.
01 · Demand
An estimated 15.5% of those searches ended in a purchase.
Shoppers searched for this 547K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 15.5% of those searches ended in a purchase. Searches in the last 90 days moved +686.8% against the 90 days before. Searches, conversion and average price together put the market at an estimated £1.1M a year.
- Searches, last 12 months
- 547K
- Growth, 90 days vs prior 90
- +686.8%
- Conversion, latest week
- 15.5%
- Market size, estimated
- £1.1Ma year
- Peak month
- July15.9× the quietest month
- Top search term
- chlorine granules225K searches a year
02 · Price
A sale here is worth £13.27.
Listings sell for £13.27 on average, from £7.20 to £21.73. Amazon reports units sold in ranges. This niche sold 80K to 100K a year. The average listing sells 3,000 to 4,000 of them. At £13.27 that is £40K to £53K a year per listing.
- Average price
- £13.27under the $15 to $100 sweet spot
- Price range
- £7.20–£21.73
- Amazon United Kingdom median price
- £12.12across 27,606 niches
- Units sold a year
- 80K–100K
- Units per listing a year
- 3,000–4,000
- Revenue per listing a year
- £40K–£53K
- Returns
- 0.1%of orders · Amazon United Kingdom median 0.6%
03 · Entry bar
The bar here is reviews.
86% of listings pay for placement with sponsored ads. 38% ship with Prime. On an average day, 3.7% of listings are out of stock. The average listing ranks #59 within Pools, Hot Tubs & Supplies. It carries 3,248 reviews at 4.36 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 86%
- Prime listings
- 38%
- Out of stock, average day
- 3.7%
- Average rank
- #59in Pools, Hot Tubs & Supplies
- Average rating
- 4.36 starsAmazon United Kingdom average 4.36 stars
- Average reviews
- 3,248per listing
- Listings tracked
- 21
04 · Newcomers
3 of last year's 4 launches cleared the first-year sales bar.
4 products launched here in the last 12 months. 3 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 39 months on average, so the names here are settling in.
- Launched, last 12 months
- 4
- Successful launches
- 3Amazon's first-year sales bar
- Average brand age
- 39 months
Products
Top Chlorine Granules products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 26, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
JOVS Chlorine Granules 5kg : Stabilized Chemicals for Hot Tubs Pools and Spas - Swimming Cleverness for Rapid Disinfecting and Cleaning Spa Water Treatment.
- Price
- £18.10
- Rating
- 4.8/5
- Reviews
- 481
- Age
- 2y ago

Clearwater Chlorine Granules for Hot Tub Spa and Swimming Pool Water Treatment for Rapid Disinfecting and Cleaning 1 kg
- Price
- £10.53
- Rating
- 4.8/5
- Reviews
- 280
- Age
- 10mo ago

1 Kg Stabilised Chlorine Granules Fast Dissolving Pool Spa Treatment
- Price
- £7.20
- Rating
- 4.6/5
- Reviews
- 1,101
- Age
- 5y ago

SUDS-ONLINE 500G Stabalised Chlorine Granules - Swimming Pool Chemicals & Spa
- Price
- £9.13
- Rating
- 4.5/5
- Reviews
- 1,950
- Age
- 9y ago

Clearwater Chlorine Granules for Hot Tub Spa and Swimming Pool Water Treatment for Rapid Disinfecting and Cleaning Jerry Can 5 kg
- Price
- £21.73
- Rating
- 4.7/5
- Reviews
- 11,877
- Age
- 18y ago
Trending
estimated 90-day click momentum
Chlorine Granules for Hot Tubs & Spas Fast Dissolving Pool Water Treatment for Rapid Disinfecting Swimming Pool Cleaning Granules for Hot Tub Spa Paddling Pool 100g
- Price
- £9.01
- Rating
- 1.6/5
- Reviews
- 9
- Age
- 3mo ago

Crystals 1kg Chlorine Granules for Pools Hot Tubs & Spas Rapid Dissolving Water Sanitiser Fast Disinfecting & Cleaning Treatment for Clear Hygienic Swimming Pool and Spa Water
- Price
- £8.24
- Rating
- 4.8/5
- Reviews
- 5
- Age
- 2mo ago

2kg Chlorine Granules - Swimming Pool Chemicals & Spa + 10x FREE TEST STRIPS
- Price
- £15.80
- Rating
- 4.6/5
- Reviews
- 72
- Age
- 6y ago

Chlorine Tablets for Swimming Pool 1 lb Pool Cleaning Tabs + Floating Chlorine Tabs Dispenser 1 Inch large Cleaning Tablets for Hot Tub Swimming Pool Paddling Pool Spa Bathtubs
- Price
- £15.09
- Rating
- 3.9/5
- Reviews
- 187
- Age
- 2y ago

PristiClear Chlorine Granules 1kg Fast Dissolving Chlorine Granules for Hot Tub & Swimming Pool Sanitiser for Crystal Clear Water | Premium Treatment for Pools Lazy Spa & Hot Tubs
- Price
- £12.59
- Rating
- 4.7/5
- Reviews
- 110
- Age
- 3mo ago
Newest
by launch date
Crystals 1kg Chlorine Granules for Pools Hot Tubs & Spas Rapid Dissolving Water Sanitiser Fast Disinfecting & Cleaning Treatment for Clear Hygienic Swimming Pool and Spa Water
- Price
- £8.24
- Rating
- 4.8/5
- Reviews
- 5
- Age
- 2mo ago

Chlorine Granules for Hot Tubs & Spas Fast Dissolving Pool Water Treatment for Rapid Disinfecting Swimming Pool Cleaning Granules for Hot Tub Spa Paddling Pool 100g
- Price
- £9.01
- Rating
- 1.6/5
- Reviews
- 9
- Age
- 3mo ago

PristiClear Chlorine Granules 1kg Fast Dissolving Chlorine Granules for Hot Tub & Swimming Pool Sanitiser for Crystal Clear Water | Premium Treatment for Pools Lazy Spa & Hot Tubs
- Price
- £12.59
- Rating
- 4.7/5
- Reviews
- 110
- Age
- 3mo ago

Clearwater Chlorine Granules for Hot Tub Spa and Swimming Pool Water Treatment for Rapid Disinfecting and Cleaning 1 kg
- Price
- £10.53
- Rating
- 4.8/5
- Reviews
- 280
- Age
- 10mo ago

Chlorine Granules for Hot Tub Spa and Swimming Pool Water Treatment. 1kg Stabilised Quick Dissolving for Water Balance Rapid Disinfection and Cleaning.
- Price
- £10.94
- Rating
- 4.6/5
- Reviews
- 96
- Age
- 1y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 70% of clicks. Leaders hold, but buyers still shop past them.
Brands
12 rising
Sellers
42
Est. top-5 brand share
87%
Top 20: 100%
Est. top-5 click share
70%
Top 20: 99%
Open market
10%
- Clearwater32%
- SHATCHI19%
- JOVS18%
- SUDS-ONLINE14%
- bluewater POOL & SPA CHEMICALS4%
- CUQOO2%
- Open — no brand owns it (6 brands, 10%)
Demand
Chlorine Granules search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: May, Jun, Jul, Aug · busiest ÷ quietest = 15.9×
Search terms
Top Chlorine Granules search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- chlorine granules225K/yr
- chlorine87K/yr
- pool chlorine50K/yr
- chlorine granules for swimming pool20K/yr
- hot tub chlorine granules28K/yr
- chlorine granules for hot tub27K/yr
- chlorine for swimming pool12K/yr
- pool chlorine granules12K/yr
- hot tub chlorine19K/yr
- swimming pool chlorine12K/yr
Reviews and returns
What reviews say buyers love and hate about Chlorine Granules
We read the reviews and the return reasons for every product selling here.
“picture is deceiving”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
17 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Chlorine Granules questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data









