---
title: "Search terms — water hardness test kit - Flapen"
canonical_url: "https://flapen.com/research/us/patio-lawn-garden/water-hardness-test-kit/search-terms"
last_updated: "2026-08-09T16:19:29.770Z"
locale: en
meta:
  description: "Niche score 51/100 · $1.0M/yr market · 425K searches/yr. A concentrated shelf (top 5 take 81% of clicks) keeps it on the watch list. Data updated Jul 2026."
  "og:description": "Niche score 51/100 · $1.0M/yr market · 425K searches/yr. A concentrated shelf (top 5 take 81% of clicks) keeps it on the watch list. Data updated Jul 2026."
  "og:title": "Search terms — water hardness test kit - Flapen"
---

# **water hardness test kit**

**Worth a look**

Shows searches that convert (15.9% search→purchase), but a concentrated shelf (top 5 take 81% of clicks) keeps it on the watch list.

Market size 78Growth 16Conversion 97Competition 15Returns 87Price range 72Avg price 76Brand share 23Review moat 23Quality gap 55

**Conversion**

**Incredible****15.9%**

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

**Returns**

**Great****1.4%**

return rate — above 5% kills the launch gate

**Market size**

**Great****$1.0M**

$1.0M/yr · 425K searches

**Avg price**

**Great****$15.42**

avg listing price — sweet spot $15–$100

**Price range**

**Good****$5.92–$38.37**

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

**Quality gap**

**Good****4.4★**

avg incumbent rating — lower means beatable quality

**Brand share**

**Bad****91%**

top-5 brand share — brand-locked demand

**Review moat**

**Bad****6,994.27**

avg incumbent reviews — the moat a new listing must climb

**Growth**

**Bad****-18.6%**

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

**Competition**

**Bad****81%**

top-5 click share — a locked-up shelf

## Search terms