Discover and read the best of Twitter Threads about #FreshAirSchools
Most recents (1)
Never been a better time to help improve indoor air quality:
* Schools may see COVID increases from holiday travel
* Omicron variant threatening
* Black Fri & Cyber Mon deals at play
If you have any $ margin, consider buying a HEPA filter or two for your local school.
(Short 🧵)
* Schools may see COVID increases from holiday travel
* Omicron variant threatening
* Black Fri & Cyber Mon deals at play
If you have any $ margin, consider buying a HEPA filter or two for your local school.
(Short 🧵)
2/ Many commercial HEPA air cleaners you can choose from. Choose:
✅ Enough CADR for room (~2/3 of room area)
✅ HEPA (& ignore ionization/plasma)
✅ Look for lower cost & sound
See excellent thread by @marwa_zaatari w/ helpful tips & data below:
✅ Enough CADR for room (~2/3 of room area)
✅ HEPA (& ignore ionization/plasma)
✅ Look for lower cost & sound
See excellent thread by @marwa_zaatari w/ helpful tips & data below:
3/ Practical notes on HEPA product specifications:
* CADR (clean air delivery rate) is essentially air flow through the filter X particle removal efficiency
* You want enough CADR to meet room needs
* Can add units to add CADR
* CADR/noise usually listed only for highest speed
* CADR (clean air delivery rate) is essentially air flow through the filter X particle removal efficiency
* You want enough CADR to meet room needs
* Can add units to add CADR
* CADR/noise usually listed only for highest speed
