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What's the best rainwater filter?

A commercial recommendation prompt. We size how many people ask ChatGPT this from real search demand, then run it through ChatGPT to see which websites it recommends.

Est. people asking / mo
1.5K
CPC
$0.18
Total est. value / mo
$16
Common ways people ask this (15)
  • What's the best rainwater filter for drinking water?
  • What's the best rainwater filter for garden use?
  • What's the best rainwater filter for whole-house use?
  • What's the best rainwater filter for rooftop collection?
  • What's the best rainwater filter for small systems?
  • What's the best rainwater filter for large systems?
  • What's the best rainwater filter for removing debris?
  • What's the best rainwater filter for removing sediment?
  • What's the best rainwater filter for removing bacteria?
  • What's the best rainwater filter for removing chlorine?
  • What's the best rainwater filter for first-flush systems?
  • What's the best rainwater filter for above-ground tanks?
  • What's the best rainwater filter for underground tanks?
  • What's the best rainwater filter with low maintenance?
  • What's the best rainwater filter with high flow rate?

What ChatGPT actually answered

One of the 5 times we asked ChatGPT this, verbatim. The leaderboard below aggregates all 5 runs.

Websites ChatGPT recommends for this prompt

Aggregated across 5 runs (min 2/5 appearances). Estimated visits split the prompt's demand by rank. Sites matching the prompt's own brand are marked branded and excluded from the leaderboard.

RankWebsiteAppearsEst. visits / moEst. value / mo
1 pentair.com 5/5 30 $5
2 3m.com 5/5 18 $3
3 rainwaterharvesting.org 3/5 12 $2
4 rainharvest.com 2/5 8 $1
5 amazon.com 4/5 6 $1
6 watts.com 2/5 5 $0
7 homeadvisor.com 2/5 3 $0
8 lowes.com 4/5 3 $0
9 culligan.com 2/5 2 $0
10 bluebarrelsystems.com 4/5 2 $0
11 aquascapeinc.com 2/5 1 $0
12 rainwatermanagement.com 4/5 1 $0
13 homedepot.com 3/5 1 $0
14 aquasana.com 2/5 1 $0
15 filtersfast.com 2/5 0 $0
16 berkeyfilters.com 2/5 0 $0
17 wayfair.com 2/5 0 $0
How is this estimated?

ChatGPT doesn't publish prompts, so we don't show logged conversations. We measure real demand for this topic from Google search volume, scale it to ChatGPT's user base (on average about 1 ChatGPT user for every 8 Google searchers, a ratio that varies by topic), and run the prompt through ChatGPT 5 times to record which websites it recommends and in what order. Estimated visits split that demand across the recommended sites by a click-through-by-rank curve. Every number is a modeled estimate, not measured analytics. Full methodology →