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Area = Sum of Heated Areas

Heated Area Calculation:

\[ \text{Total Heated Area} = \text{Area}_1 + \text{Area}_2 + \text{Area}_3 + \ldots + \text{Area}_n \]

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1. What is Heated Area?

Heated area refers to the total square footage of a house that is heated by the primary heating system. This includes all living spaces but excludes unheated areas like garages, unfinished basements, or attics.

2. How to Calculate Heated Area

The calculation is simple:

\[ \text{Total Heated Area} = \text{Sum of all heated areas in the house} \]

Key points:

3. Importance of Accurate Measurement

Details: Accurate heated area measurement is crucial for proper HVAC system sizing, energy efficiency calculations, real estate valuation, and building code compliance.

4. Using the Calculator

Tips:

5. Frequently Asked Questions (FAQ)

Q1: What counts as heated area?
A: Any space with heating vents or radiators that is maintained at living temperatures during cold weather.

Q2: Should I include a sunroom?
A: Only if it has permanent heating and is used year-round. Seasonal sunrooms typically aren't included.

Q3: How does this differ from livable area?
A: Livable area might include some unheated spaces, while heated area specifically tracks spaces with heat sources.

Q4: Why is this important for HVAC?
A: Heating systems are sized based on the cubic footage of heated space to ensure proper capacity and efficiency.

Q5: How accurate should measurements be?
A: For most purposes, measurements to the nearest square foot are sufficient, though more precision may be needed for system design.

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