WAC 246-337-135   Heating, ventilation and air conditioning.  (1) The licensee must ensure that all rooms used by residents are able to maintain interior temperatures between sixty-five degrees Fahrenheit and seventy-eight degrees Fahrenheit year-round.

     (2) Direct evaporative coolers may not be used for cooling. In existing facilities, no new or replacement evaporative coolers may be used after adoption of these rules. Facilities currently using direct evaporative coolers (swamp coolers or similar equipment) shall follow manufacturer's instructions and develop and implement a written preventive maintenance program.

     (3) All areas of the building must be ventilated to prevent excessive odors and moisture. The ventilation system must be in compliance with chapter 51-13 WAC. Facilities licensed prior to July 1991 may continue to use windows for ventilating toilet rooms, bathrooms, and janitor rooms if the windows are equipped with sixteen gauge mesh screens.



[Statutory Authority: Chapter 71.12 RCW. 05-15-157, § 246-337-135, filed 7/20/05, effective 8/20/05.]