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Heated Area Calculation:
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Heated square footage refers to the total area of all spaces in a building that are heated by the primary heating system. This includes living areas but typically excludes garages, porches, and unfinished basements.
The calculation is simple:
Where each area represents a distinct heated space in the building.
Explanation: Measure each heated room or area separately, then sum all the measurements to get the total heated square footage.
Details: Accurate heated area calculations are essential for proper HVAC system sizing, energy efficiency assessments, and real estate valuations.
Tips: Enter the square footage of each heated area in the provided fields. At least one area is required. The calculator will sum all entered values to provide the total heated square footage.
Q1: What counts as heated square footage?
A: Any space that is heated by the primary heating system and is habitable year-round. This includes living rooms, bedrooms, kitchens, and finished basements.
Q2: Should closets be included?
A: Yes, closets within heated rooms should be included in that room's total area measurement.
Q3: How precise should measurements be?
A: For most purposes, measurements to the nearest square foot are sufficient, though more precision may be needed for HVAC calculations.
Q4: Are staircases counted?
A: Yes, the area occupied by staircases should be included in the floor area from which they descend.
Q5: How does this differ from total square footage?
A: Total square footage includes all areas, while heated square footage only includes spaces that are actively heated.