---
title: "Products — electric gravel vacuum for aquarium - Flapen"
canonical_url: "https://flapen.com/research/us/pet-supplies/electric-gravel-vacuum-for-aquarium/products"
last_updated: "2026-07-21T20:15:47.011Z"
locale: en
meta:
  description: "Niche score 53/100 · $607K/yr market · 411K searches/yr · $36.55 avg price. Soft demand (-14.1% this quarter) keeps it on the watch list. Data updated Jul 2026."
  "og:description": "Niche score 53/100 · $607K/yr market · 411K searches/yr · $36.55 avg price. Soft demand (-14.1% this quarter) keeps it on the watch list. Data updated Jul 2026."
  "og:title": "Products — electric gravel vacuum for aquarium - Flapen"
---

# **electric gravel vacuum for aquarium**

**Worth a look**

Shows a sweet-spot price point ($36.55 avg), but soft demand (-14.1% this quarter) keeps it on the watch list.

Market size 64Growth 18Conversion 50Competition 54Returns 48Price range 75Avg price 95Brand share 35Review moat 36Quality gap 89

**Avg price**

**Incredible****$36.55**

avg listing price — sweet spot $15–$100

**Quality gap**

**Great****4.1★**

avg incumbent rating — lower means beatable quality

**Price range**

**Great****$6.46–$119.41**

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

**Market size**

**Good****$607K**

$607K/yr · 411K searches

**Competition**

**Good****53%**

top-5 click share — leaders hold, buyers still browse

**Conversion**

**Good****4.0%**

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

**Returns**

**Okay****3.3%**

return rate — above 6% kills the launch gate

**Review moat**

**Okay****2,873.18**

avg incumbent reviews — the moat a new listing must climb

**Brand share**

**Okay****84%**

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

**Growth**

**Bad****-14.1%**

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