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propane filter
Skip itSoft demand (-89.0% this quarter) — this niche doesn't clear our bar today.
Avg price
Great$18.41avg listing price — sweet spot $15–$100
Price range
Great$12.78–$28.52cheapest to priciest tracked listing — scored on the share inside $15–$100
Returns
Good2.3%return rate — above 5% kills the launch gate
Review moat
Good841.73avg incumbent reviews — the moat a new listing must climb
Conversion
Good5.7%search→purchase rate — share of searches ending in a sale
Market size
Bad$89K$89K/yr · 85K searches
Quality gap
Bad4.7★avg incumbent rating — lower means beatable quality
Brand share
Bad93%top-5 brand share — brand-locked demand
Competition
Bad83%top-5 click share — a locked-up shelf
Growth
Bad-89.0%90-day search growth — must beat 0% to launch