Disclaimer
Disclaimer
The calculators and guides on this site are educational starting points only.
Estimate-only language
This calculator provides estimates only and does not replace a professional Manual J load calculation.
No professional advice
The site does not provide professional HVAC design, engineering advice, equipment suitability guarantees, installation instructions, or code compliance advice.
No guarantees
Mini split sizing can depend on insulation, windows, air leakage, local climate, ceiling height, room use, and other home-specific details. Results may be incomplete or unsuitable for a specific home.