This product only includes: Tabs ONLY for the Residential Load Calculation Manual J, Eighth Edition, Version 2.50. Description of the book. Manual J 8th Edition is the national ANSI recognized standard for producing HVAC equipment sizing loads for singlefamily detached homes, small multiunit structures, condominiums, town houses, and manufactured homes. A proper load calculation, performed in accordance with the Manual J 8th Edition procedure, is required by national building codes and most state and local jurisdictions.
