Durastar Window heating and cooling units, formerly Koldfront, offer a sleek in-window design that blends seamlessly into any space. Equipped with a digital display, three-fan speeds, 24-hour timer, and remote control, effortless comfort is at your fingertips. With cooling capabilities ranging from 8,000 to 23,200 BTUs and supplemental heating capabilities ranging from 3,500 to 16,000 BTUs, Durastar window heating and cooling units provide a value friendly solution for your space.