Review Article
Preventing Airborne Disease Transmission: Review of Methods for Ventilation Design in Health Care Facilities
| MERV | Typical controlled contaminant [μm] | Dust spot efficiency [%] | Arrestance [%] |
| 17–20 | <0.3 | NA1 | NA | 13–16 | 0.3–1.0 | >90 | >98 | 9–12 | 1.0–3.0 | >40 | >90 | 5–8 | 3.0–10 | >20 | >80 | 1–4 | >10 | >20 | >65 |
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NA: not applicable.
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