ACCA Manual S Cooling and Heat Pump Capacity Calculator

Lennox Pros, get performance data on Lennox air conditioners, heat pumps, and packaged units.

This tool provides capacity details to meet equipment selection procedures required by building code requirements (2009 & 2012 IRC), Energy-Star new home construction requirements and utility company rebate program requirements.

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This tool isn't currently available for mobile. Please use your desktop computer to access ACCA Manual S Cooling and Heat Pump Capacity Calculator