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 ...

Designing a temporary heating system differs considerably from permanent installations. In early construction stages, you might face a tight roof with walls of sheet plastic, or nearly complete walls ...

ATLANTA - Guidance to help designers improve the performance and efficiency of design as it relates to load calculations is contained in a new book from the American Society of Heating, Refrigerating ...

Question: How do I know what size A/C system my house needs? Answer: When considering the size of your central A/C unit, there are a few factors in play. Primarily, the size of your house is used to ...

Not long ago a residential load calculation — also known as a heat loss calculation or a load calc — was something you had the luxury of skipping. There was a good reason for avoiding it. It was ...

The summer breeze brings a rise in temperature that can test equipment to its limits. As any on-call engineer knows, breakdowns sometimes come at the worst possible time. Air conditioners often fail ...