; (17) living quarters and associated common areas shall be maintained in a sanitary condition; (18) correctional authorities should provide prisoners with clean, appropriately sized clothing suited to the season and facility temperature and to the prisoner’s work assignment and gender identity, in quantities sufficient to allow for a daily change of clothing and permitting incarcerated persons opportunities to mend and machine launder their clothing if the facility does not provide these services; (19) to the extent practicable and consistent with safety concerns, correctional authorities should minimize the periods during the day in which prisoners are required to remain in their cells; (20) incarcerated persons shall be provided daily opportunities for significant out-of-cell time and for recreation at appropriate hours that allows them to maintain physical health and, for incarcerated persons not otherwise prohibited by specific health or safety concerns, to socialize with other incarcerated persons, and at minimum all incarcerated persons shall be offered the opportunity for at least one hour per day of exercise, in the open air if the weather permits