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, three-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.
Strong enough to cool down a couple of rooms through open floor plan. Have yet to try heating function but glad to be able to find one with that option. Satisfied with the purchase.. Anonymous. Sun Oct 05 2025