Heat Pump BTU Formula:
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Definition: This calculator estimates the required BTU output for a heat pump to effectively warm your pool water.
Purpose: It helps pool owners and professionals determine the appropriate heat pump size for maintaining desired water temperatures.
The calculator uses the formula:
Where:
Explanation: The formula calculates the heat energy needed to raise your pool's temperature by the specified amount.
Details: Correct BTU estimation ensures efficient heating, proper equipment sizing, and cost-effective operation of your pool heating system.
Tips: Enter your pool volume in gallons and the desired temperature increase in °F. All values must be > 0.
Q1: What is ΔT (temperature difference)?
A: This is the difference between your desired pool temperature and the average coldest temperature your pool reaches.
Q2: Why is the constant factor 12?
A: The factor 12 accounts for the specific heat of water and conversion between units in pool heating calculations.
Q3: How do I find my pool volume?
A: Use our Pool Volume Calculator or multiply length × width × average depth × 7.5 for rectangular pools.
Q4: Should I round up the BTU result?
A: Yes, it's recommended to round up to the nearest standard heat pump size for better performance.
Q5: Does this account for heat loss?
A: This provides a baseline calculation. For pools with significant heat loss (wind exposure, night cooling), consider adding 10-20% to the result.