---
title: "Search terms — 16x24x4 furnace filter - Flapen"
canonical_url: "https://flapen.com/research/us/tools-home-improvement/16x24x4-furnace-filter/search-terms"
last_updated: "2026-08-08T08:00:13.921Z"
locale: en
meta:
  description: "Niche score 46/100 · $127K/yr market · 21K searches/yr · $58.72 avg price. Doesn't clear our bar today. Data updated Jul 2026."
  "og:description": "Niche score 46/100 · $127K/yr market · 21K searches/yr · $58.72 avg price. Doesn't clear our bar today. Data updated Jul 2026."
  "og:title": "Search terms — 16x24x4 furnace filter - Flapen"
---

# **16x24x4 furnace filter**

**Skip it**

Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.

Market size 29Growth 53Conversion 89Competition 19Returns 93Price range 95Avg price 90Brand share 0Review moat 19Quality gap 27

**Price range**

**Incredible****$43.23–$86.30**

cheapest to priciest tracked listing — scored on the share inside $15–$100

**Returns**

**Great****1.1%**

return rate — above 5% kills the launch gate

**Avg price**

**Great****$58.72**

avg listing price — sweet spot $15–$100

**Conversion**

**Great****10.5%**

search→purchase rate — share of searches ending in a sale

**Growth**

**Good****+24.1%**

90-day search growth — must beat 0% to launch

**Market size**

**Okay****$127K**

$127K/yr · 21K searches

**Quality gap**

**Okay****4.6★**

avg incumbent rating — lower means beatable quality

**Competition**

**Bad****77%**

top-5 click share — a locked-up shelf

**Review moat**

**Bad****15,321.62**

avg incumbent reviews — the moat a new listing must climb

**Brand share**

**Bad****100%**

top-5 brand share — brand-locked demand

**Signals**[** High Price**](https://flapen.com/research/niches?market=us&signal=high_price "Avg price > $50")

## Search terms