Section R. 325.17705 - Dry cleaning equipment in public laundry establishments; ventilation of dry cleaning machine rooms and flow of air from user operator areaRule 705.
(1) If dry cleaning machines are located in public laundry facilities, then there shall be an operator on the premises when the dry cleaning machine is in operation.(2) Dry cleaning equipment in type I, II, III, or IV establishments also having a public laundry, shall have general mechanical exhaust ventilation in the dry cleaning machine room to create a continuous flow of air from the operator's area and the public laundry portion of the establishment to the outside of the building to prevent dry cleaning solvent vapor buildup.(3) General exhaust ventilation required by this rule shall be provided on a continuous basis while the dry cleaning establishment is open for business or while the dry cleaning equipment is being operated or serviced.Mich. Admin. Code R. 325.17705