heat in enough common areas to keep all residents adequately warm during interruptions of normal heating operations; (4) Prohibit the use of portable heaters unless approved in writing by the Washington state director of fire protection; and (5) Equip each resident sleeping room and resident living room in assisted living facilities issued a project number by construction review services on or after September 1, 2004 for construction related to this section, with individual temperature controls located between thirty and forty-eight inches above the floor capable of maintaining room temperature plus or minus 3°F from setting, within a range of minimum 60°F to maximum 85°F. 388-78A-3000 Ventilation. The assisted living facility must: (1) Ventilate rooms to: (a) Prevent excessive or moisture; and (b) Remove smoke. (2) Designate and ventilate smoking areas, if smoking is permitted in the assisted living facility, to prevent air contamination throughout the assisted living facility; (3) Provide intact sixteen mesh screens on operable windows and openings used for ventilation; and (4) Prohibit screens that may restrict or hinder escape or rescue through emergency exit openings. 388-78A-3010 Resident room—Room furnishings-storage. (1) The assisted living facility must ensure each resident has a sleeping room that has: (a) Eighty or more square feet of usable space in a one-person sleeping room; (b) Seventy or more square feet of usable floor space per individual in a sleeping room occupied by two or more individuals, except: (i) When a resident sleeping room is located within a private apartment; and (ii) The private apartment includes a resident sleeping room, a resident living room, and a private bathroom; and (iii) The total square footage in the private apartment equals or exceeds two hundred twenty square feet excluding the bathroom; and (iv) There are no more than two residents living in the apartment; and (v) Both residents mutually agree to share the resident sleeping room; and (vi) All other requirements of this section are met, then the two residents may share a sleeping room with less than one hundred forty square feet. (c) A maximum sleeping room occupancy of:
heat in enough common areas to keep all residents adequately warm during interruptions of normal heating operations; (4) Prohibit the use of portable heaters unless approved in writing by the Washington state director of fire protection; and (5) Equip each resident sleeping room and resident living room in assisted living facilities issued a project number by construction review services on or after September 1, 2004 for construction related to this section, with individual temperature controls located between thirty and forty-eight inches above the floor capable of maintaining room temperature plus or minus 3°F from setting, within a range of minimum 60°F to maximum 85°F. 388-78A-3000 Ventilation. The assisted living facility must: (1) Ventilate rooms to: (a) Prevent excessive or moisture; and (b) Remove smoke. (2) Designate and ventilate smoking areas, if smoking is permitted in the assisted living facility, to prevent air contamination throughout the assisted living facility; (3) Provide intact sixteen mesh screens on operable windows and openings used for ventilation; and (4) Prohibit screens that may restrict or hinder escape or rescue through emergency exit openings. 388-78A-3010 Resident room—Room furnishings-storage. (1) The assisted living facility must ensure each resident has a sleeping room that has: (a) Eighty or more square feet of usable space in a one-person sleeping room; (b) Seventy or more square feet of usable floor space per individual in a sleeping room occupied by two or more individuals, except: (i) When a resident sleeping room is located within a private apartment; and (ii) The private apartment includes a resident sleeping room, a resident living room, and a private bathroom; and (iii) The total square footage in the private apartment equals or exceeds two hundred twenty square feet excluding the bathroom; and (iv) There are no more than two residents living in the apartment; and (v) Both residents mutually agree to share the resident sleeping room; and (vi) All other requirements of this section are met, then the two residents may share a sleeping room with less than one hundred forty square feet. (c) A maximum sleeping room occupancy of: