---
title: "Reviews — shark filter replacement - Flapen"
canonical_url: "https://flapen.com/research/uk/home-garden/shark-filter-replacement/reviews"
last_updated: "2026-07-31T23:23:09.059Z"
locale: en
meta:
  description: "Niche score 45/100 · £278K/yr market · 327K searches/yr · £7.45 avg price. Doesn't clear our bar today. Data updated Jul 2026."
  "og:description": "Niche score 45/100 · £278K/yr market · 327K searches/yr · £7.45 avg price. Doesn't clear our bar today. Data updated Jul 2026."
  "og:title": "Reviews — shark filter replacement - Flapen"
---

# **shark filter replacement**

**Skip it**

Prices mostly outside the sweet spot ($5.50–$11.71) — this niche doesn't clear our bar today.

Market size 50Growth 14Conversion 93Competition 24Returns 97Price range 0Avg price 21Brand share 38Review moat 58Quality gap 53

**Returns**

**Incredible****0.7%**

return rate — above 5% kills the launch gate

**Conversion**

**Great****11.4%**

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

**Review moat**

**Good****1,160.75**

avg incumbent reviews — the moat a new listing must climb

**Quality gap**

**Good****4.4★**

avg incumbent rating — lower means beatable quality

**Market size**

**Good****£278K**

£278K/yr · 327K searches

**Brand share**

**Okay****82%**

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

**Competition**

**Bad****71%**

top-5 click share — a locked-up shelf

**Avg price**

**Bad****£7.45**

avg listing price — sweet spot $15–$100

**Growth**

**Bad****-22.2%**

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

**Price range**

**Bad****£5.50–£11.71**

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