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 ...

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 ...

THE FIRST STEP when specifying and recommending a residential heating system is to determine the heat load for the project. Here is software that can speed that process and guarantee accuracy.

I’m trying to figure out the correct size boiler I need to get for my building. Can someone recommend an engineer to do a Manual J heat load calculation?