---
title: "Trend — unicel c-4950 spa filter - Flapen"
canonical_url: "https://flapen.com/research/us/patio-lawn-garden/unicel-c-4950-spa-filter/trend"
last_updated: "2026-08-09T14:25:38.513Z"
locale: en
meta:
  description: "Niche score 53/100 · $53K/yr market · 8K searches/yr · $34.11 avg price. A small market ($53K/yr) keeps it on the watch list. Data updated Jul 2026."
  "og:description": "Niche score 53/100 · $53K/yr market · 8K searches/yr · $34.11 avg price. A small market ($53K/yr) keeps it on the watch list. Data updated Jul 2026."
  "og:title": "Trend — unicel c-4950 spa filter - Flapen"
---

# **unicel c-4950 spa filter**

**Worth a look**

Shows searches that convert (20.3% search→purchase), but a small market ($53K/yr) keeps it on the watch list.

Market size 13Growth 59Conversion 100Competition 31Returns 95Price range 95Avg price 95Brand share 35Review moat 67Quality gap 18

**Conversion**

**Incredible****20.3%**

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

**Returns**

**Great****1.0%**

return rate — above 5% kills the launch gate

**Avg price**

**Incredible****$34.11**

avg listing price — sweet spot $15–$100

**Price range**

**Incredible****$18.24–$65.62**

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

**Review moat**

**Good****817.47**

avg incumbent reviews — the moat a new listing must climb

**Growth**

**Good****+33.7%**

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

**Brand share**

**Okay****84%**

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

**Competition**

**Okay****66%**

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

**Quality gap**

**Bad****4.7★**

avg incumbent rating — lower means beatable quality

**Market size**

**Bad****$53K**

$53K/yr · 8K searches

## Trend