As far as maintenance goes, access to all its air filters is very good. The top filter grill has tool free access. The lower grill is held with a single pan head sheet metal screw that's easy to replace with a trip to the hardware store if lost.
ï»¿5 Best Portable Air Conditioners
Cool, fan only, dehumidify
Best OverallWhynter Dual Hose Portable Air ConditionerCooling area: 500 sq. ft.