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20x25x4 air filter merv 11
Skip itBrand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Returns
Great1.3%return rate — above 5% kills the launch gate
Conversion
Great10.5%search→purchase rate — share of searches ending in a sale
Avg price
Great$77.56avg listing price — sweet spot $15–$100
Price range
Good$35.11–$130.14cheapest to priciest tracked listing — scored on the share inside $15–$100
Growth
Good+27.9%90-day search growth — must beat 0% to launch
Market size
Okay$268K$268K/yr · 33K searches
Quality gap
Bad4.6★avg incumbent rating — lower means beatable quality
Review moat
Bad5,186.62avg incumbent reviews — the moat a new listing must climb
Competition
Bad76%top-5 click share — a locked-up shelf
Brand share
Bad100%top-5 brand share — brand-locked demand
Signals High Price