HVAC Load Lite

Estimate residential cooling load (Manual J)

Square Footage

Ceiling Height (ft)

Insulation Quality

Sun Exposure

Climate Zone

Occupants

Windows

Cooling Load Estimate

0.4

Tons

Requires approx. 4,500 BTU/hr

Note: This is a "Rule of Thumb" estimate. For precise sizing, a professional Manual J calculation is recommended to avoid equipment short-cycling.

Legal Disclaimer

The results provided by this tool are for estimated planning purposes only. While we strive for accuracy, specific local codes, material variations, and site conditions may significantly affect actual requirements. Always consult with a licensed professional before purchasing materials or beginning construction. We are not responsible for any financial loss, structural issues, or construction errors resulting from the use of this tool.