How to Size Your Central Heat & Air Conditioning System - Electric Furnace Sizing

Heating Cooling Air Conditioning HVAC Operating Cost OpCost

Click your location on the map below to determine Cooling Hours.

Click your location on the map below to determine Degree Days.

If you don't know Equipment Size, SEER, AFUE/COP, etc., click on the name in blue for more information.
To estimate heating and cooling equipment size *, enter the square footage of your home: Sq.Ft.

Equipment Size:

tons

Electric Rate:

cts/kWhr

Cooling Hours:

COOLING - STANDARD

System Type:

SEER:

If you don't know the SEER, select the approximate year your equipment was manufactured/installed:

COOLING - HIGH EFFICIENCY

System Type:

SEER:

Equipment Size:

Btus

Gas Rate:

cts/therm

Degree Days:

HEATING - STANDARD

System Type:

If you don't know the AFUE/COP select the approximate year your equipment was manufactured/installed:

HEATING - HIGH EFFICIENCY

System Type:

*Disclaimer: Actual costs will vary depending on weather conditions and usage. This information is intended for comparison purposes only. This calculator should not be used to determine the size of a new HVAC unit, it is intended for cost comparison purposes only. Florida

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