Section 446.592 - Ventilation systems: Cleaning and maintenance1. Intake and exhaust air ducts must be cleaned and filters changed so they are not a source of contamination by dust, dirt and other materials.2. If vented to the outside, ventilation systems must not create a public health hazard.Nev. Admin. Code § 446.592
Added to NAC by Bd. of Health by R069-10, eff. 12-18-2013