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Room & Filter

News & events from the desk

What we shipped, what we are re-verifying, and where the research calendar stands. The news follows the blog automatically, and the calendar recomputes itself, so this page never reads old.

4 news itemsUpdated continuously

Latest

From the blog, newest first

Site updates

What shipped, and when

  1. Sep 4, 2026

    llms.txt published

    Added a plain-text index of every guide (llms.txt) and a full-text companion for text-only readers.

  2. Sep 3, 2026

    Blog rebuilt on the guide layout

    Posts moved onto the buying-guide template with a table of contents, verified chip and related strip, and the owner dashboard gained a media library image control.

  3. Sep 3, 2026

    Reader signals shipped

    Anonymous helpful votes, a readers-also-viewed strip and grouped search now run on every guide.

  4. Sep 2, 2026

    Compare tool shipped

    All six published EPA rows side by side, with the linearity caveat spelled out instead of buried.

  5. Sep 1, 2026

    Headless CMS went live

    Scheduled posts publish themselves when their go-live time passes, no manual step.

  6. Aug 30, 2026

    Site launched

    Sizing from the published EPA minimum CADR table, the CADR calculator and the first guides went live, figures verified against the EPA source of record.

Research calendar

Fixed cadences, computed from today
Oct 2026Next

Filter replacement guide refresh

Manufacturer guidance on replacement intervals is re-checked, quoted and dated, refusals included.

Oct 2026Monthly

EPA CADR table re-verification sweep

Every published figure is re-read against the EPA table and the retrieval date moves forward.

Nov 2026Seasonal

Winter wildfire & smoke season prep

The smoke season pages get their annual pass: sizing tables, refusals and the honest gaps.

Nov 2026Monthly

EPA CADR table re-verification sweep

Every published figure is re-read against the EPA table and the retrieval date moves forward.

Dec 2026Monthly

EPA CADR table re-verification sweep

Every published figure is re-read against the EPA table and the retrieval date moves forward.

Jan 2027Quarterly

Filter replacement guide refresh

Manufacturer guidance on replacement intervals is re-checked, quoted and dated, refusals included.

Jan 2027Monthly

EPA CADR table re-verification sweep

Every published figure is re-read against the EPA table and the retrieval date moves forward.

Mar 2027Seasonal

Spring allergy filter refresh

Allergy season pages re-checked against the published figures before pollen arrives.

Apr 2027Quarterly

Filter replacement guide refresh

Manufacturer guidance on replacement intervals is re-checked, quoted and dated, refusals included.

Recently completed

  • September 2026 · EPA CADR table re-verification sweep
  • September 2026 · Reader survey & methodology audit
  • August 2026 · Back-to-school dorm sizing
  • July 2026 · Filter replacement guide refresh
  • June 2026 · Summer smoke season CADR re-checks
  • March 2026 · Spring allergy filter refresh
  • November 2025 · Winter wildfire & smoke season prep