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16x25x1 air filter merv 8
Skip itBrand-locked demand (top 5 brands take 98% of clicks) — this niche doesn't clear our bar today.
Returns
Incredible0.6%return rate — above 5% kills the launch gate
Conversion
Incredible13.4%search→purchase rate — share of searches ending in a sale
Avg price
Incredible$35.74avg listing price — sweet spot $15–$100
Price range
Incredible$25.22–$49.88cheapest to priciest tracked listing — scored on the share inside $15–$100
Market size
Good$570K$570K/yr · 119K searches
Growth
Okay+6.7%90-day search growth — must beat 0% to launch
Quality gap
Bad4.7★avg incumbent rating — lower means beatable quality
Review moat
Bad16,354.11avg incumbent reviews — the moat a new listing must climb
Competition
Bad90%top-5 click share — a locked-up shelf
Brand share
Bad98%top-5 brand share — brand-locked demand