42
water heater drain valve
Skip itSoft demand (-31.9% this quarter) — this niche doesn't clear our bar today.
Avg price
Incredible$26.06avg listing price — sweet spot $15–$100
Review moat
Great271.16avg incumbent reviews — the moat a new listing must climb
Price range
Great$11.04–$39.65cheapest to priciest tracked listing — scored on the share inside $15–$100
Returns
Good2.7%return rate — above 5% kills the launch gate
Conversion
Good4.6%search→purchase rate — share of searches ending in a sale
Brand share
Good74%top-5 brand share — brands hold most of the demand
Competition
Okay59%top-5 click share — leaders hold, buyers still browse
Quality gap
Bad4.7★avg incumbent rating — lower means beatable quality
Market size
Bad$55K$55K/yr · 46K searches
Growth
Bad-31.9%90-day search growth — must beat 0% to launch
Signals Low Review Barrier