[Leak] Check, Please

  • October 3, 2019
  • Len D'Amico

As you go about your day, it begins to register that it’s getting warmer and more humid in your building. Perhaps there is warm air blowing out of the grills, or you notice ice and/or water around the indoor unit….

Artificial Intelligence’s Impact on Air Conditioning

  • October 1, 2019
  • Len D'Amico

Can we expect heating and cooling equipment to become smarter while improving comfort, reliability, and cost savings via efficiency?  Predictive Monitoring/HVAC Monitoring is one of the many ways that this can be done. Will the maintenance and service of equipment…

Developing a Strategy for Commercial HVAC Maintenance

  • September 27, 2019
  • Len D'Amico

Different strategies have been used by facilities and property managers for managing the maintenance of HVAC equipment. The following are the three most prevalent approaches taken and their characteristics: Preventive/Time-based – timely repairs to avoid higher expenses later; moderate up-front…

The Quiet Revolution in Heating and Cooling Commercial Buildings

  • September 15, 2019
  • Len D'Amico

Executive Summary Variable Refrigerant Flow (VRF) systems are revolutionizing the way we heat and cool commercial buildings and homes. Their inherent and innovative design advantages have a profound impact on the way we design, construct, and operate buildings and homes….

Relax: The R22 Phaseout Doesn’t Have to be Painful

  • September 5, 2019
  • Len D'Amico

Introduction R-22 gas – also known as hydrochlorofluorocarbon (HCFC) – was first created in 1928 and became a standard refrigerant utilized in cooling systems for most of the twentieth century. But decades after its creation, scientists discovered that one of…

Air Conditioning – Are There Alternatives?

  • September 1, 2019
  • Len D'Amico

While the design approaches discussed in this article won’t replace the need for air conditioning equipment for cooling commercial buildings and homes anytime soon, there are some sound approaches to lessen our use of energy and contribute to a more…

Effects of Brownouts, Surges, and Blackouts on HVAC Equipment

  • August 5, 2019
  • Len D'Amico

As most everyone is aware, power surges, brownouts, and blackouts can wreak havoc on electronic equipment. Power surges may be the result of weather, the demand for power during a heat wave, a weak electrical grid and infrastructure, or even…

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