Ph Plus Hot Tub
MaybeSearch demand grew +306.6% this quarter. But the top 5 brands take 97% of clicks, so Ph Plus Hot Tub is a Maybe.
- Flapen Score
- 52 / 100Top 44% of 5,777 Home & Garden niches · +1 vs the category median of 5152
- Market size
- £203K/yr81K searches / yr
- 90-day growth
- +306.6%search demand this quarter
- Competition
- 81%top-5 click share · 6 brands · 28 sellers
Flapen Score
Ph Plus Hot Tub against its category
The dotted line is the Home & Garden average. Past it, Ph Plus Hot Tub is stronger. Inside it, weaker.
Market
The Ph Plus Hot Tub market on Amazon at a glance
Shoppers on Amazon United Kingdom searched for Ph Plus Hot Tub 81K times last year and spent an estimated £203K. The top 5 brands take 97% of clicks. Demand peaks in May–Jun–Jul–Aug. Flapen scores it 52 out of 100, a Maybe.
01 · Demand
23.8% of searches ended in a purchase last week.
Shoppers searched for this 81K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. In the latest week, 23.8% of those searches ended in a purchase. Searches in the last 90 days moved +306.6% against the 90 days before. Searches, conversion and average price together put the market at an estimated £203K a year.
- Searches, last 12 months
- 81K
- Growth, 90 days vs prior 90
- +306.6%
- Conversion, latest week
- 23.8%
- Market size, estimated
- £203Ka year
- Peak month
- July6.8× the quietest month
- Top search term
- ph plus19K searches a year
02 · Price
A sale here is worth £10.59.
Listings sell for £10.59 on average, from £6.58 to £16.77. Amazon reports units sold in ranges. This niche sold 20K to 25K a year. The average listing sells 2,000 to 2,500 of them. At £10.59 that is £21K to £26K a year per listing.
- Average price
- £10.59under the $15 to $100 sweet spot
- Price range
- £6.58–£16.77
- Amazon United Kingdom median price
- £12.12across 27,606 niches
- Units sold a year
- 20K–25K
- Units per listing a year
- 2,000–2,500
- Revenue per listing a year
- £21K–£26K
- Returns
- 0.2%of orders · Amazon United Kingdom median 0.6%
03 · Entry bar
The bar here is low.
90% of listings pay for placement with sponsored ads. 30% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #9 within Pools, Hot Tubs & Supplies. It carries 1,387 reviews at 4.62 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 90%
- Prime listings
- 30%
- Out of stock, average day
- 0.0%
- Average rank
- #9in Pools, Hot Tubs & Supplies
- Average rating
- 4.62 starsAmazon United Kingdom average 4.36 stars
- Average reviews
- 1,387per listing
- Listings tracked
- 10
04 · Newcomers
Brands here are settling in.
The brands on the shelf have sold for 54 months on average, so the names here are settling in.
- Launched, last 12 months
- 0
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 54 months
Products
Top Ph Plus Hot Tub products & what they sell for
Every tracked product: its share of the shelf, its reviews, and its price.
Top sellers
by 90-day click share
Clearwater pH Plus Increaser - 1 kg Granules for Hot Tub Spa & Swimming Pool Water Treatment Boosts pH & Improves Water Balance
- Price
- £7.41
- Rating
- 4.6/5
- Reviews
- 7,880
- Age
- 18y ago

Bluewater pH Plus Increaser 5kg Swimming Pool Chemicals & Spa
- Price
- £15.46
- Rating
- 4.7/5
- Reviews
- 693
- Age
- 9y ago

5kg pH Plus Increaser Granules for Spa Hot Tub Swimming Pool Inflatable & Swim Spa Water - pH Balancer for Safe & Comfortable Bathing
- Price
- £14.31
- Rating
- 4.7/5
- Reviews
- 254
- Age
- 3y ago

BLUEWATER PH INCREASER 2KG PH PLUS
- Price
- £11.50
- Rating
- 4.6/5
- Reviews
- 212
- Age
- 5y ago

2 Kg pH Plus Increaser Granules for Hot Tubs and Swimming Pools
- Price
- £8.34
- Rating
- 4.2/5
- Reviews
- 19
- Age
- 3y ago
Trending
90-day click momentum
2 Kg pH Plus Increaser Granules for Hot Tubs and Swimming Pools
- Price
- £8.34
- Rating
- 4.2/5
- Reviews
- 19
- Age
- 3y ago

1 Kg pH Plus Increaser Granules for Hot Tubs and Swimming Pools
- Price
- £6.58
- Rating
- 4.6/5
- Reviews
- 118
- Age
- 5y ago

Bluewater 500g pH Increaser Swimming Pool & Spa Chemicals Above Ground Paddling Pool pH Balancer
- Price
- £7.45
- Rating
- 4.7/5
- Reviews
- 75
- Age
- 6y ago

SUDS-ONLINE 5KG pH Plus (Increaser) for Swimming Pools Spas and Hot Tubs
- Price
- £16.77
- Rating
- 4.7/5
- Reviews
- 546
- Age
- 9y ago

Clearwater TA Plus Alkalinity Increaser for Swimming Pool and Spa Treatment White 19.0 cm*9.7 cm*9.7 cm
- Price
- £9.08
- Rating
- 4.7/5
- Reviews
- 3,405
- Age
- 7y ago
Newest
by launch date
2 Kg pH Plus Increaser Granules for Hot Tubs and Swimming Pools
- Price
- £8.34
- Rating
- 4.2/5
- Reviews
- 19
- Age
- 3y ago

5kg pH Plus Increaser Granules for Spa Hot Tub Swimming Pool Inflatable & Swim Spa Water - pH Balancer for Safe & Comfortable Bathing
- Price
- £14.31
- Rating
- 4.7/5
- Reviews
- 254
- Age
- 3y ago

BLUEWATER PH INCREASER 2KG PH PLUS
- Price
- £11.50
- Rating
- 4.6/5
- Reviews
- 212
- Age
- 5y ago

1 Kg pH Plus Increaser Granules for Hot Tubs and Swimming Pools
- Price
- £6.58
- Rating
- 4.6/5
- Reviews
- 118
- Age
- 5y ago

AQUASPARKLE pH Increaser 1kg Granular Spa Water Treatment Chemical
- Price
- £8.98
- Rating
- 4.7/5
- Reviews
- 669
- Age
- 6y ago
Competition
Competition: brands, sellers & click share
The top 5 products take 81% of clicks. A locked shelf that new listings rarely crack.
Brands
6 rising
Sellers
28
Top-5 brand share
97%
Top 20: 100%
Top-5 click share
81%
Top 20: 100%
Open market
0%
- Clearwater56%
- bluewater POOL & SPA CHEMICALS19%
- SHATCHI10%
- Zagosa8%
- SUDS-ONLINE4%
- AQUASPARKLE3%
- Open — no brand owns it (0%)
Demand
Ph Plus Hot Tub search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: May, Jun, Jul, Aug · busiest ÷ quietest = 6.8×
Search terms
Top Ph Plus Hot Tub search terms shoppers use
The exact words shoppers type, with yearly volume, growth, and conversion.
- ph plus19K/yr
- ph plus hot tub20K/yr
- ph plus for swimming pools10K/yr
- ph increaser for swimming pool7K/yr
- ph increaser for hot tub8K/yr
- clearwater ph plus4K/yr
- ph increaser4K/yr
- pool ph increaser2K/yr
- hot tub ph plus4K/yr
- ph plus hot tub granules3K/yr
Reviews and returns
What reviews say buyers love and hate about Ph Plus Hot Tub
What buyers praise, what they complain about and why they send it back, from the reviews.
Complain
still no effect
the reading was higher
Value could be better
Love
just what i needed
Does the job
Works as expected
Good value. Arrived quick good value for.
Great value
Good value
Easy to use and works well
easy to
Good easy to read strips
Good quality strips
Great product
Good product
Fit for the job
So a useful size that lasts me from Easter through to late summer
Return
0.2% Return rate 50% Fixable by listing
still no effect
Keep looking
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Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Ph Plus Hot Tub questions
Answered from the same tracked data.









