BEST 6.2 was the winner of the AHR 2025 Innovation Awards in the Software category. 

Taco had a role in developing the Building Efficiency System Tool (BEST) 6.2, an advanced HVAC system efficiency comparison software that was created in collaboration with the Radiant Professional Alliance (RPA). BEST 6.2 offers new capabilities, including the ability to model multiple heating and cooling sources, enabling users to analyze all-electric systems with cascaded heat pumps and backup sources. This recognition underscores the tool’s ability to empower engineers, designers and building owners with accurate, data-driven insights for optimizing commercial HVAC system efficiency.

BEST 6.2 aims to provide flexibility for designing high-efficiency, all-electric solutions that align with modern building performance requirements.

Taco remains committed to making substantial investments in the content and functionality of the BEST Software, ensuring that ongoing enhancements and updates stay aligned with industry advancements and sustainability objectives.