Durastar Through-the-Wall heating and cooling units, formerly Koldfront, offer a sleek, easy to install, room air solution to upgrade your comfort without compromising window or floor space. These units feature a digital display,3-fan speed, 24-hour timer, and remote control for a user-friendly experience. With models ranging from 8,000 to 14,000 BTU in cooling capacity and 4,200 to 10,600 BTUs in supplemental heating, Durastar has a model for your application.