The requirements in this standard apply to patient care areas and related support areas within health care facilities, including hospitals, nursing facilities, and outpatient facilities.
This standard applies to new buildings, additions to
existing buildings, and those alterations to existing buildings that are identified within this standard.
This standard considers chemical, physical, and biological
contaminants that can affect the delivery of medical care
to patients; the convalescence of patients; and the safety of patients, health care workers, and visitors.
ASHRAE 170-2008 history
2021ASHRAE 170-2021 Ventilation of Health Care Facilities (Includes ANSI/ASHRAE/ASHE addenda listed in Appendix F)
2017ASHRAE 170-2017 Ventilation of Health Care Facilities (Includes ANSI/ASHRAE/ASHE addenda listed in Appendix C)
2013ASHRAE 170-2013 Ventilation of Health Care Facilities (Includes ANSI/ASHRAE/ASHE addenda listed in Appendix C)
2008ASHRAE 170-2008 Ventilation of Health Care Facilities (Includes ANSI/ASHRAE/ASHE addenda listed in Appendix C)