Heating, ventilating, and air conditioning systems must be designed and installed so that make-up air intake and exhaust vents do not cause contamination of FOOD, FOOD-CONTACT SURFACES, EQUIPMENT, or UTENSILS.
Wash. Admin. Code § 246-215-06245
Statutory Authority: RCW 43.20.050 and 43.20.145. 13-03-109, § 246-215-06245, filed 1/17/13, effective 5/1/13.