---
title: "Trend — bromine granules for spa hot tub - Flapen"
canonical_url: "https://flapen.com/research/us/patio-lawn-garden/bromine-granules-for-spa-hot-tub/trend"
last_updated: "2026-08-09T15:19:39.810Z"
locale: en
meta:
  description: "Niche score 54/100 · $318K/yr market · 54K searches/yr. Brand-locked demand (top 5 brands take 98% of clicks) keeps it on the watch list. Data updated Jul 2026."
  "og:description": "Niche score 54/100 · $318K/yr market · 54K searches/yr. Brand-locked demand (top 5 brands take 98% of clicks) keeps it on the watch list. Data updated Jul 2026."
  "og:title": "Trend — bromine granules for spa hot tub - Flapen"
---

# **bromine granules for spa hot tub**

**Worth a look**

Shows searches that convert (20.1% search→purchase), but brand-locked demand (top 5 brands take 98% of clicks) keeps it on the watch list.

Market size 52Growth 58Conversion 100Competition 18Returns 98Price range 95Avg price 95Brand share 5Review moat 45Quality gap 24

**Conversion**

**Incredible****20.1%**

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

**Returns**

**Incredible****0.4%**

return rate — above 5% kills the launch gate

**Avg price**

**Incredible****$29.37**

avg listing price — sweet spot $15–$100

**Price range**

**Incredible****$18.25–$83.57**

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

**Growth**

**Good****+33.6%**

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

**Market size**

**Good****$318K**

$318K/yr · 54K searches

**Review moat**

**Okay****2,005.55**

avg incumbent reviews — the moat a new listing must climb

**Quality gap**

**Bad****4.6★**

avg incumbent rating — lower means beatable quality

**Competition**

**Bad****79%**

top-5 click share — a locked-up shelf

**Brand share**

**Bad****98%**

top-5 brand share — brand-locked demand

## Trend