Only ACCA-approved software complies with our design standards and meets building code requirements! If software is not listed on this page, then it is not ACCA-approved, and it does not produce results in compliance with our rigorous standards.
Especially in terms of Manual J® residential load calculation, make sure that you only use ACCA-approved software in order to ensure compliance with building codes.
Manual J®, Manual D®, and Manual N® are all federally-registered trademarks of ACCA. All rights reserved. See our legal policies page.
Powered by ACCA Manual J - Full Residential Load Calculation
(Supports Block, Room-by-Room, Zone-by-Zone Calculations)
Manual J Block Load Compliant - Limited to Block Load Only
Powered by ACCA Manual D - Residential Duct Design