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Energy Cost Calculator for Commercial Unitary Air Conditioner (Rooftops)

The Commercial Building Energy Alliance (CBEA) issued a challenge for commercial air conditioners with capacities of 10 to 20 tons, also known as rooftop units (RTUs). Learn more about the High Performance Rooftop Unit Challenge.

To calculate the energy and money you could save with an efficient commercial air conditioner, use the cost calculator developed by Pacific Northwest National Laboratory.