HVAC Pro Calculator: NEC + P-T

Field calculator for HVAC techs: BTU sizing, duct calc, NEC voltage drop, and refrigerant P-T charts.

iOSfreemiumUnited States

HVAC Pro Calculator is a field-tool app offering BTU load sizing, duct calculations, NEC voltage drop, refrigerant pressure-temperature charts, and superheat/subcooling calculations, plus camera-based nameplate scanning. It is built for HVAC technicians and electricians who need quick calculations on the job.

Website iOS

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