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Two real estate tools, side-by-side. See which fits your task.
Real Estate
Minimum ventilation rates reference by room type and occupancy per ASHRAE standards.
Open Ventilation ReqYour specific task is minimum ventilation rates reference by room type and occupancy per ashrae standards. Open the page, drop your input, get the result — typically under a second.
Your goal is calculate recommended window area based on room size. Same approach: paste in, get the result, move on. No account, no upload.
Both tools live in the same category, so the choice depends on the exact subtask. Ventilation Req focuses on minimum ventilation rates reference by room type and occupancy per ashrae standards; Window Size focuses on calculate recommended window area based on room size. Try whichever description matches your goal more closely — they're both free.
Yes — both tools are free for unlimited personal use. The Pro plan unlocks higher limits and batch features but the core functionality stays free forever.
Absolutely. Many users chain multiple tools together — process a file with one, then feed the result into another. Nothing is uploaded, so chaining is essentially instant.
No. Both Ventilation Req and Window Size work without signup. We only ask for an email if you decide to subscribe to a paid plan.