This FJM 34,000 Btu/h Max Heat Heat Pump Condensing Unit is a durable product made from galvanized steel. This unit will provide high heating capacity, even when outside temperatures reach as low as -13F. The AJ036BXS4CH/AA is built with a base pan heater, which enables optimal defrost cycle water drainage. This product is also compatible with the Samsung SmartThings mobile app, meaning you can stay on top of your system energy consumption.