The industry leading, ACCA-approved Manual-J load calculation program.
ACCA-approved Manual J load calculation starts with Right-J®. Wrightsoft and ACCA have been partners since 1986. As the original ACCA Technical Partner, Wrightsoft’s 20 year relationship is longer than all other software partners combined. Right-J is currently in use by tens of thousands of contractors and HVAC designers, providing them with the industry leading load calculation tools.
See the difference for yourself! Combined with Right-Draw, you can save time and increase accuracy with your load calculations. Click here to see video.
Right-J IS a Manual J load calculation! Save time and increase your accuracy with the most reliable and easiest to use load calculation tool on the market.
The Right-J worksheet is a computerized version of the ACCA Manual J. Use the libraries to select your building materials and rapidly calculate your load!