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Heater & Chiller Sizing Calculator

This calculator estimates the size, or power, of heater and chiller required to maintain an aquarium between a specified temperature range. Before using this calculator, please read the instructions.

Aquarium Dimensions:

Outer Length:
 

Outer Width:
 

Outer Height:
 

Material:


Thickness:
 

Water Volume*:
 

Air Speed Around Aquarium:
  per

* If you don't want to manually enter a volume estimate that accounts for displacement by rock, sand, and equipment, enter zero here to have the calculator automatically estimate your water volume.

Aquarium Top:

Air Speed Over Aquarium Top:
  per

Cover Type:


Material:


Thickness:
 

Aquarium Bottom:

Supporting Panel Type:


Material:


Thickness:
 

Water Chemistry:

Salinity:
 

Aquarium Sides:

Side Insulation Type:


 
 
 
 

Material:


Thickness:
 

Rate of Evaporation:

Evaporation:
 

Per:
 



Heat Contributed By Equipment*:

Minimum:
 Watts

Maximum:
 Watts

* This is not the same as the total wattage of your system.
Please see the instructions.


Equilibration Time:

Maximum Start-Up Time:
 

Desired Temperature Range:

Minimum:
 

Maximum:
 



Ambient Room Temperature Range:

Minimum:
 

Maximum:
 


Results:
Minimum Heater Size
During Startup:
 Watts

After That:
 Watts


Minimum Chiller Size
During Startup:
 BTU/h

After That:
 BTU/h

Please see the instructions for the best way to interpret the values this calculator generates.



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For more information please contact me as "TheH" on www.reefcentral.com