AirPro
Heating and Cooling Solutions
HVAC Sizing Tool
Professional BTU Calculator for Heat Pumps, AC, Electric, Gas, Oil and Wood Furnaces. Best tool for sizing of Heating, Cooling and Domestic Hot Water for Houses, Offices, Schools, Hotels and Hospitals.
40 Years Weather Database
Precise sizing of HVAC Systems with our reach 40-years database for any desired location.
Thermal Energy
Check the thermal energy, installed power for your system, BTU estimation, your annual electricity (energy) cost, savings, degree days and much more.
Detailed Charts
Now you can easily export the data from 8 charts and use it for further analysis. Available in PDF and CSV files.
Building Parameters
More input details will give you the accurate result for your HVAC system. Set the building size, wall insulation, window and roof type.
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Available on the Play Store and App Store as a Lite and Premium version