HVAC Calculators *

Target Superheat Calculator

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If Target Superheat Result is N/A,

the Target Superheat is too low to calculate.

Click here to find out why!

Refrigerant Weight Calculator

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CFM Calculators

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Refrigerant Recovery Bottle Max Weight Calculator

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Nitrogen Pressure Testing Calculator

Measurements during
Nitrogen Pressure Test

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Pressure Test at 340 PSIG and 85°F after 5 minutes

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Pressure Test at 311 PSIG and 70°F after 3 hours
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* Please Note: These calculators can be used as guides. We do not make any claims to accuracy and are not liable for any calculations or miscalculations. It is up to you to compare these to your own formulas. These calculators are free to use but use them at your own risk.