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Calcimator

Exotic Pet Enclosure Climate Calculator

Calculate temperature gradients, humidity ranges, UVB needs, and heating wattage for reptile and amphibian enclosures by species.

Inputs

Results

Target basking temp (°F)

105

Target cool side (°F)

83

Temperature gradient (°F)23
Min humidity (%)20
Max humidity (%)40
Requires UVB (0=No, 1=Yes)1
Heating watts needed111
Recommended bulb (watts)150
Enclosure volume (gallons)50.5
How to Use This Calculator
  1. Enter Species, Enclosure length (inches), and Enclosure width (inches).
  2. Set Enclosure height (inches) and Room temperature (°F).
  3. Review Target basking temp (°F) and Target cool side (°F).
  4. Use Temperature gradient (°F) and Min humidity (%) to inform your decision.

What each input means

Species
0 = Leopard gecko, 1 = Ball python, 2 = Bearded dragon, 3 = Crested gecko, 4 = Corn snake, 5 = Blue-tongue skink.
Enclosure length (inches)
Interior length of the enclosure in inches.
Enclosure width (inches)
Interior width of the enclosure in inches.
Enclosure height (inches)
Interior height of the enclosure in inches.
Room temperature (°F)
Ambient room temperature in degrees Fahrenheit.

What each result means

Target basking temp (°F)
Recommended basking spot temperature for the species.
Target cool side (°F)
Recommended cool-side temperature for the species.
Temperature gradient (°F)
Difference between basking and cool side temperatures.
Min humidity (%)
Lower end of recommended humidity range.
Max humidity (%)
Upper end of recommended humidity range.
Requires UVB (0=No, 1=Yes)
Whether the species requires UVB lighting for vitamin D3 synthesis.
Heating watts needed
Estimated wattage needed to achieve basking temperature from room temperature.
Recommended bulb (watts)
Nearest standard bulb wattage to meet heating needs.
Enclosure volume (gallons)
Enclosure volume in gallons equivalent.

How this is calculated

Worked example, using the default values

  1. Identify Input Parameters
    4 parameters
    Species = 2, Enclosure length (inches) = 36, Enclosure width (inches) = 18, Enclosure height (inches) = 18 = 5 input(s) provided
  2. Calculate Target basking temp
    Target basking temp = (baskingTempLow + baskingTempHigh) / 2
    105 = 105
  3. Calculate Target cool side
    Target cool side = (coolTempLow + coolTempHigh) / 2
    83 = 83
  4. Calculate Temperature gradient
    Temperature gradient = targetBaskingF - targetCoolF
    23 = 23
  5. Calculate Min humidity
    20 = 20

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