The WILLIS Ultra-Heat Rooftop Heat Pump is designed for extreme cold climates, delivering powerful heating even in freezing temperatures. With 5 Tons capacity, it features advanced two-stage, two-cylinder compression and hot gas injection for maximum efficiency. Its Ultra Heat technology ensures optimal performance, while the intelligent defrost system enhances reliability. This unit is ideal for commercial and large residential applications. Built for durability and energy efficiency, our Rooftop provides superior comfort year-round.