Countertop point of use water coolers, also known as bottleless water coolers, are perfect for offices with small breakrooms or for homes and apartments with minimal space. Countertop pou water coolers connect directly to the buildings' incoming water source. Although countertop pou coolers are small, they can still be configured with multi-stage water filters to remove chlorine chemicals, minerals, and odors found in city water. POU water coolers with filtration systems will provide clean refreshing water all day.