The Goodman AMST36BU1300 Air Handler is a versatile, 3.0-ton unit optimized for R-32 refrigerant, featuring a robust design for efficient heating and cooling. It comes with a direct drive, multi-speed ECM blower motor and an all-aluminum evaporator coil for enhanced performance. The unit’s cabinet is engineered for minimal air leakage, ensuring energy efficiency. With a compact height of 53 7/16 inches and a 21-inch depth, it offers easy installation in tight spaces, including attics. The air handler also includes factory-installed thermal expansion valves, horizontal or vertical configuration options, and tool-less filter access, making it a practical choice for modern HVAC systems. Backed by a 10-year parts warranty, it combines reliability and innovation for optimal indoor comfort.