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🔧 DESIGNER SERIES

Mechanical Systems Designer

HVAC load & airflow · ASHRAE 62.1 ventilation · Plumbing fixture units & pipe sizing · Hydronic heating · Fire sprinkler (NFPA 13) · Fuel gas (IFGC/NFPA 54) · Riser diagram & equipment BOM

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Educational & Preliminary Use Only

Results must be reviewed and stamped by a licensed Mechanical Engineer (PE) before use in permit applications. Always verify with the locally adopted editions of the IPC, IMC, NFPA 13/14/20, IFGC/NFPA 54, ASHRAE 62.1/90.1 and AHJ amendments. EngineersUniverse assumes no liability.