Air quality, water filtration, and low-tox home products.
We prioritize third-party performance certifications (e.g., filter standards), running-cost honesty, and fit to the actual problem being solved.
The motor of a Corsi-Rosenthal box — a plain 20-inch box fan that turns four furnace filters into a serious smoke-scrubbing air cleaner.
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The working surface of a CR box — and the single best upgrade for a home HVAC system during smoke season.
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A small-room HEPA purifier for bedrooms and offices up to ~200 sq ft — quiet enough to sleep next to, with a real particle sensor for auto mode.
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A proven mid-size HEPA workhorse for living rooms up to ~360 sq ft, with a washable pre-filter that stretches HEPA life through smoke season.
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