This is part 1 in an ongoing series on HVAC load calculations. The folks at SNIPS have asked me to do a basic how-to article about HVAC Manual J load calculation as that is allegedly a big part of my ...

The rules for feeder and service load calculations differ from those for branch-circuit calculations. Do you know the differences? With branch circuits (Art. 220, Part II), you’re basically ...

Manual J 8th Edition is the national ANSI-recognized standard for producing HVAC equipment sizing loads for single-family detached homes, small multi-unit structures, condominiums, town houses, and ...

When designing power distribution for a facility, you must assume a lighting load no less than that in Table 220.12 [220.12] if the table specifies your occupancy. Should you use this table for work ...

As the 2026 construction and maintenance season kicks off, the full weight of the ASCE 7-22 code update is now bearing down on structural fabricators and procurement teams. The shift from older snow ...

Designing an HVAC system isn’t just about heating and cooling — it’s about precision, efficiency, and comfort. From psychrometric analysis to load calculations, every detail impacts performance and ...

An awning has to be built with the conditions around it in mind”— Michael Matthews BATON ROUGE, LA, UNITED STATES, May ...