Review Article

Preventing Airborne Disease Transmission: Review of Methods for Ventilation Design in Health Care Facilities

Table 11

MERV Rating for health care functional spaces [72].

Space designation Filter bank no. 1 (MERV) Filter bank no. 2 (MERV)

Class B and C surgery rooms 7 14
Inpatient care, treatment, diagnosis, and airborne infection isolation rooms 7 14
Protective environment rooms 7 17 (HEPA)
Laboratories, class A surgery, and associated spaces 13 NR1
Administrative, food preparation spaces 7 NR
All other outpatient spaces 7 NR
Skilled nursing facilities 7 NR

1NR: not required.