- A. Intake and exhaust air ducts shall be cleaned and filters changed so they are not a source of contamination by dust, dirt, and other materials.
- B. If vented to the outside, ventilation systems shall not create a public health hazard or nuisance or unlawful discharge.
Statutory Authority
§§ 35.1-11 and 35.1-14 of the Code of Virginia.
Historical Notes
Derived from Virginia Register Volume 18, Issue 10, eff. March 1, 2002; amended, Virginia Register Volume 24, Issue 2, eff. October 16, 2007.