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berkey water filter uk
Skip itBrand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Returns
Great1.6%return rate — above 5% kills the launch gate
Review moat
Good543.45avg incumbent reviews — the moat a new listing must climb
Quality gap
Good4.4★avg incumbent rating — lower means beatable quality
Avg price
Good£139.57avg listing price — sweet spot $15–$100
Conversion
Okay2.1%search→purchase rate — share of searches ending in a sale
Price range
Okay£32.99–£280.90cheapest to priciest tracked listing — scored on the share inside $15–$100
Market size
Okay£108K£109K/yr · 36K searches
Competition
Bad79%top-5 click share — a locked-up shelf
Growth
Bad-23.9%90-day search growth — must beat 0% to launch
Brand share
Bad100%top-5 brand share — brand-locked demand
Signals High Price