BTU Calculation Formula:
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Definition: This calculator converts electrical power (in watts) to BTU output for in-floor heating systems.
Purpose: It helps determine the heating capacity of electric in-floor heating systems.
The calculator uses the formula:
Where:
Explanation: The formula converts watts to BTU/h using the standard conversion factor of 3.412 BTU/h per watt.
Details: Proper BTU calculation ensures your in-floor heating system provides adequate warmth for the space.
Tips: Enter the electrical power in watts (typically found on your heating system specifications). Value must be > 0.
Q1: Why 3.412 as the conversion factor?
A: This is the standard conversion factor where 1 watt = 3.412 BTU/h.
Q2: What's a typical wattage for in-floor heating?
A: Most systems use 10-15 watts per square foot, but this varies by climate and insulation.
Q3: Does this account for heat loss?
A: No, this is the theoretical maximum output. Actual heating capacity may be lower due to system efficiency and heat loss.
Q4: How do I find my system's wattage?
A: Check manufacturer specifications or multiply voltage by amperage for electric systems.
Q5: Can I use this for hydronic systems?
A: No, this calculator is specifically for electric in-floor heating systems.