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Mini Split Size Calculator

Supporting calculator

BTU Calculator

Estimate a basic BTU range from room size. Use the main calculator when you need a more complete mini split sizing estimate.

Room size

Feet
Feet
Feet

BTU estimate

This simpler calculator does not account for insulation, sun exposure, occupants, or kitchen heat.

Related next steps

Mini split size calculatorInclude insulation, sun, occupants, and kitchen heat.What is BTU?Learn what this output means.Sizing chartCompare common BTU ranges.