18-28-914.5.1 Warning notice.
   The following permanent notice, constructed of approved material, shall be mechanically attached to the sauna room on the outside:
 
WARNING: DO NOT EXCEED 30 MINUTES IN SAUNA. EXCESSIVE EXPOSURE CAN BE HARMFUL TO HEALTH. ANY PERSON WITH POOR HEALTH SHOULD CONSULT A PHYSICIAN BEFORE USING SAUNA.
 
   The words shall contrast with the background and the wording shall be in letters not less than 0.25-inch (6.2 mm) high.
   Exception: This section shall not apply to one- and two-family dwellings.