Goodman GMSS960804CN 80,000 BTU 96% Efficient 1 Stage Upflow/Horizontal Gas Furnace represents the pinnacle of high-quality, efficient HVAC equipment. Equipped with a four-speed blower motor, this furnace ensures comfortable circulation throughout your home, regardless of external conditions. Its advanced heat exchanger design utilizes dual-diameter tubular construction with aluminized steel for efficient heat transfer, while a wrinkle-bend technique enhances durability and longevity. Designed for easy installation, with multiple options for gas, electric, and venting connections and orientation. Plus, its self-diagnosing control board simplifies maintenance, ensuring hassle-free operation. Additional features include a secondary heat exchanger made of corrosion-resistant stainless steel, offering additional heat production and preventing condensate build-up. The unit's low sound levels provide quiet comfort, while various venting options streamline installation in different applications. When it comes to high-efficiency heating from a single-stage furnace, it sets the standard for reliability, performance, and value.