Calculator Heating and Cooling system for your home

Type amount of sq. ft. you want to cover with new HVAC

You can choose 1, 2 or 3

Usually 8 ft., some zone can be 8 ft, other 9 ft or 10 ft. Input average ceiling height

usually houses/buildings built till 1980 doesn’t have any insulation on walls

usually houses/buildings has ceiling insulation but sometimes not

Momentaliary calculation

For cooling: 0 BTU

For heating: 0 BTU