---
title: "Trend — 20x25x5 air filter merv 13 - Flapen"
canonical_url: "https://flapen.com/research/us/tools-home-improvement/20x25x5-air-filter-merv-13/trend"
last_updated: "2026-08-08T08:52:07.263Z"
locale: en
meta:
  description: "Niche score 52/100 · $120K/yr market · 18K searches/yr. A concentrated shelf (top 5 take 78% of clicks) keeps it on the watch list. Data updated Jul 2026."
  "og:description": "Niche score 52/100 · $120K/yr market · 18K searches/yr. A concentrated shelf (top 5 take 78% of clicks) keeps it on the watch list. Data updated Jul 2026."
  "og:title": "Trend — 20x25x5 air filter merv 13 - Flapen"
---

# **20x25x5 air filter merv 13**

**Worth a look**

Shows a sweet-spot price point ($70.66 avg), but a concentrated shelf (top 5 take 78% of clicks) keeps it on the watch list.

Market size 28Growth 77Conversion 85Competition 18Returns 84Price range 70Avg price 86Brand share 27Review moat 63Quality gap 28

**Avg price**

**Great****$70.66**

avg listing price — sweet spot $15–$100

**Conversion**

**Great****9.5%**

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

**Returns**

**Great****1.6%**

return rate — above 5% kills the launch gate

**Growth**

**Great****+65.8%**

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

**Price range**

**Good****$31.08–$129.32**

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

**Review moat**

**Good****975.83**

avg incumbent reviews — the moat a new listing must climb

**Market size**

**Okay****$120K**

$120K/yr · 18K searches

**Quality gap**

**Okay****4.6★**

avg incumbent rating — lower means beatable quality

**Brand share**

**Okay****89%**

top-5 brand share — brands hold most of the demand

**Competition**

**Bad****78%**

top-5 click share — a locked-up shelf

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

## Trend