R 336.1280 Permit to install exemptions; cooling and ventilating equipment.

Rule 280. (1) This rule does not apply if prohibited by R 336.1278 and unless the requirements of R 336.1278a have been met. (2) The requirement of R 336.1201(1) to obtain a permit to install does not apply to any of the following: (a) Cold storage refrigeration equipment and storage of the refrigerant, including cold storage equipment using anhydrous ammonia that has storage capacity of less than 500 gallons. (b) Comfort air conditioning or comfort ventilating systems not designed or used to remove air contaminants generated by, or released from, specific units of equipment. (c) Natural draft hoods or natural draft ventilation not designed or used to remove air contaminants generated by, or released from, specific units of equipment. (d) Water-cooling towers and water-cooling ponds not used for evaporative cooling of process water or not used for evaporative cooling of water from barometric jets or from barometric condensers. (e) Funeral home embalming processes and associated ventilation systems.