---
title: "Products — water stopper - Flapen"
canonical_url: "https://flapen.com/research/us/tools-home-improvement/water-stopper/products"
last_updated: "2026-08-08T13:06:36.865Z"
locale: en
meta:
  description: "Niche score 60/100 · $2.9M/yr market · 720K searches/yr · $86.55 avg price. Clears our launch bar. Data updated Jul 2026."
  "og:description": "Niche score 60/100 · $2.9M/yr market · 720K searches/yr · $86.55 avg price. Clears our launch bar. Data updated Jul 2026."
  "og:title": "Products — water stopper - Flapen"
---

# **water stopper**

**Launch it**

A $2.9M/yr market growing +34.0% this quarter with returns at 2.2% — clears our launch bar.

Market size 96Growth 59Conversion 55Competition 40Returns 69Price range 9Avg price 80Brand share 39Review moat 52Quality gap 75

**Market size**

**Incredible****$2.9M**

$2.9M/yr · 720K searches

**Avg price**

**Great****$86.55**

avg listing price — sweet spot $15–$100

**Quality gap**

**Great****4.3★**

avg incumbent rating — lower means beatable quality

**Returns**

**Good****2.2%**

return rate — above 5% kills the launch gate

**Growth**

**Good****+34.0%**

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

**Conversion**

**Good****4.6%**

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

**Review moat**

**Good****1,419.46**

avg incumbent reviews — the moat a new listing must climb

**Competition**

**Okay****61%**

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

**Brand share**

**Okay****82%**

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

**Price range**

**Bad****$9.16–$943.09**

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

**Signals**[** High Price**](https://flapen.com/research/niches?market=us&signal=high_price "Avg price > $50")

## Products