---
title: "Reviews — 16x25x1 air filter merv 13 - Flapen"
canonical_url: "https://flapen.com/research/us/tools-home-improvement/16x25x1-air-filter-merv-13/reviews"
last_updated: "2026-08-08T11:51:53.317Z"
locale: en
meta:
  description: "Niche score 52/100 · $313K/yr market · 69K searches/yr. Brand-locked demand (top 5 brands take 93% of clicks) keeps it on the watch list. Data updated Jul 2026."
  "og:description": "Niche score 52/100 · $313K/yr market · 69K searches/yr. Brand-locked demand (top 5 brands take 93% of clicks) keeps it on the watch list. Data updated Jul 2026."
  "og:title": "Reviews — 16x25x1 air filter merv 13 - Flapen"
---

# **16x25x1 air filter merv 13**

**Worth a look**

Shows low returns (0.8%), but brand-locked demand (top 5 brands take 93% of clicks) keeps it on the watch list.

Market size 52Growth 56Conversion 89Competition 21Returns 96Price range 95Avg price 95Brand share 18Review moat 23Quality gap 21

**Returns**

**Incredible****0.8%**

return rate — above 5% kills the launch gate

**Avg price**

**Incredible****$43.46**

avg listing price — sweet spot $15–$100

**Price range**

**Incredible****$29.75–$66.67**

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

**Conversion**

**Great****10.4%**

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

**Growth**

**Good****+29.2%**

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

**Market size**

**Good****$313K**

$313K/yr · 69K searches

**Review moat**

**Bad****7,621.67**

avg incumbent reviews — the moat a new listing must climb

**Competition**

**Bad****75%**

top-5 click share — a locked-up shelf

**Quality gap**

**Bad****4.7★**

avg incumbent rating — lower means beatable quality

**Brand share**

**Bad****93%**

top-5 brand share — brand-locked demand

## Reviews