#CorsiRosenthalBox
Live, measured metrics for the hashtag #CorsiRosenthalBox from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.
Own #corsirosenthalbox
This #name is available to claim. It becomes your portal on the open agent web: this very page, a keyword you rank for by an open public stake, and a verifiable identity for AI agents. Nobody else sells a page like this for every #name.
Day-by-day usage
measured · fosstodon.org (Mastodon public tags API) · fetched 2026-11-09 20:27 UTC0 uses by 0 unique accounts across the window. Real per-day counts, not estimates. Newest bar is today so far.
Related hashtags
measured · fosstodon.org (Mastodon public search API) · fetched 2026-11-09 20:27 UTCNo related tags with measured usage found for #corsirosenthalbox.
Live pulse
measured · fosstodon.org (Mastodon tag timeline) · fetched 2026-11-09 20:27 UTCEverything below is measured over the latest 40 public posts (spanning ~9698 hours).
Posting hours (UTC) — busiest: 21:00
Languages: English (38) · Dutch (1) · Spanish (1)
Avg boosts / post: 2.3
Top of the latest posts
#DIY box fan filters – #CorsiRosenthal box "Also known as a Corsi-Rosenthal box, this DIY method of building your own air filter with #MERV13 furnace filters and a box fan are an easy and cost-effective way to help clear indoor air from air
I keep reading about Corsi–Rosenthal boxes as DIY air purifiers that outperform all commercially available air purifiers. You literally only duct-tape four HVAC filters together and slap any regular PC fan onto them. US-Americans recommend
How do you build a C-R box in a region where furnace filters aren't commonplace? I'm currently on the west coast of Mexico, in a very warm climate. The only air purifier I can find is an overpriced Dyson model at Costco with no specs. I can
#corsirosenthalbox across platforms
every network with a public tag surfaceFollow #corsirosenthalbox straight to each platform’s own tag page. Where a platform publishes open data we measure it above; the rest lock their numbers behind paid APIs, so we link rather than guess.
Every number above is measured from a named public API at the shown fetch time. Nothing is estimated or extrapolated. Platforms that lock their data behind paid APIs are not shown. Agents: the same numbers, as JSON, at /api/hashtags/corsirosenthalbox