Vintage Standard Homes Plan Service HVAC Load Calculation Worksheet Blueprint

Offering a genuine vintage document from Standard Homes Plan Service, this is a detailed 'J-Sheet' worksheet for Manual J load calculations for residential air conditioning. This blueprint-style sheet provides comprehensive data for heating and cooling loads for various rooms (Living/Dining, Kitchen/Family, Bath, Beds 1, 2, 3), insulation comparisons by R-value, a climate zone map for insulation recommendations across the United States, and sizing of equipment including furnaces, evaporators, blowers, heat pumps, and compressors. It features a floor plan layout and extensive numerical calculations for BTUH, area, crack, HTG, and CLG. An essential piece for collectors of architectural history, HVAC professionals, or anyone interested in vintage home design and engineering documentation from 'Standard Homes Plan Service' located in Raleigh, N.C. This original document reflects historical residential building practices and energy efficiency considerations of its era.