One of the primary measurements customers use to gauge comfort is the room temperature shown on the thermostat. If the number falls within an acceptable temperature range, the individual should be comfortable, right? Not quite. Could there be other factors at play here that are influencing their comfort that you might be missing? 

The revelation that many of these rules of thumb can get you into trouble, and also the need to comply with new code revisions, is accelerating the move toward using design software to meet industry standards.

These temperature-related issues are often corrected simply by renovating the duct system to cure duct leakage and air-balancing issues, which created pressure-related problems in the building. There are instances, though, when you can have the perfectly designed and installed HVAC system and these temperature complaints still exist.

Is there a possibility that duct sealing could negatively affect an HVAC system? 

If you’re reading this article in a building that has a forced-air HVAC system in it, you’re sitting inside the duct system right now.

The Coanda Effect is named in honor of Henri Coanda, a Romanian aerodynamics pioneer and aircraft inventor. This phenomenon is sometimes referred to as the surface effect.

Are your customers really getting better performance as a result of your performance agreement, or are you just insinuating they are? 

The analog manometer, commonly referred to as a Magnehelic®, is a test instrument that has been around the HVAC industry for decades. 

How can the homeowner be comfortable with a piece of equipment that would condition twice the amount of house? The answer lies in the true performance of the HVAC system.