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55

flow-pur rv water filter 8

Worth a look

Shows searches that convert (14.5% search→purchase), but a small market ($52K/yr) keeps it on the watch list.

Market size 13Growth 59Conversion 97Competition 23Returns 93Price range 95Avg price 95Brand share 37Review moat 67Quality gap 48

Conversion

Incredible14.5%

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

Avg price

Incredible$35.46

avg listing price — sweet spot $15–$100

Price range

Incredible$20.06–$71.37

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

Returns

Great1.1%

return rate — above 6% kills the launch gate

Review moat

Good832.38

avg incumbent reviews — the moat a new listing must climb

Growth

Good+33.8%

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

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Brand share

Okay83%

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

Competition

Bad72%

top-5 click share — a locked-up shelf

Market size

Bad$52K

$52K/yr · 10K searches

Competition

The top 5 products capture 72% of clicks — a locked-up shelf that new listings rarely crack.

Brands

10 flat

Sellers

33

Top-5 brand share

83%

Open market

8%

  • CFS25%
  • Vistar Water Technologies23%
  • FlowPur/ Watts13%
  • Watts12%
  • American Water Solutions9%
  • Flow-Pur9%
  • Open — no brand owns it (4 brands, 8%)

Product shelf

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

0%10%$5K20%$10K30%$16K40%$21K1101001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 13 tracked products in this niche — three views at once, no toggling.

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +33.8% search growth over the last 90 days.
300200Spike '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Apr, May, Jun · busiest ÷ quietest = 2.5×

Reviews

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

What buyers love

Filtration38%

“Decent water filters”

Value For Money16%

“Good product for the price”

Quality-Overall15%

“Appears to be well made”

Advertised Vs Actual Product8%

“They worked as advertised”

Size-Overall8%

“Exact fit”

Smell4%

“takes smell away”

Efficiency4%

“Works fine”

Assembly/Installation3%

“Easy to install, works great”

Maintenance And Repair1%

“easy to replace”

Pressure0%

“No pressure drop noted despite capturing fine sediment from well pump”

What buyers complain about

Filtration21%

“Worst filters Ive purchased”

Quality-Overall15%

“Poor quality control”

Size-Overall11%

“it wont fit”

Durability7%

“Doesnt last”

Advertised Vs Actual Product6%

“You can clearly see that in the photo”

Material Quality5%

“Cheap housing material”

Jamming/Clogging4%

“clogged everything up”

Leak-Proof4%

“There's no way I can tighten it sufficiently so that it does not leak”

Touch/Button Controls4%

“It works, don't press the red button”

Compatibility-Overall3%

“Not compatible :”

Top return reasons

Size-Overall46%
Filtration24%
Compatibility-Overall14%
Advertised Vs Actual Product5%
Value For Money2%
Leak-Proof1%
Defective Material/Parts1%
Product Condition1%
Quality-Overall1%
Mounting1%