1. (1) Hospice care centers must have systems to provide individual temperature control for patient rooms to ensure patient preference and comfort. The hospice care center must have the capacity to maintain:

   1. (a) Patient rooms at 70°F in summer and 80°F in winter; and
   2. (b) Nonpatient care areas at 75°F in summer and 70°F in winter.
2. (2) Provide air pressurization differentials within the facility to promote the movement air from clean areas into dirty areas per American Society of Heating, Refrigerating and Air-conditioning Engineers (ASHRAE) 170.
3. (3) Provide air changes in areas per ASHRAE 170.

[Statutory Authority: RCW 70.127.120 and 43.70.250. WSR 18-06-093, § 246-335-752, filed 3/6/18, effective 4/6/18.]