Whether you’re a business owner or want to create an HVAC education program, you’re going to need to create an identity for your organization and put it out there. That’s called “branding” or “creating a brand.” Nowadays, we hear the term “brand” thrown around quite often with influencers and large corporations. As such, the word […]

Most of the laws we refer to in air conditioning and refrigeration are pretty obvious and practical. Dalton's law of partial pressures is no exception. John Dalton observed that the air pressure was equal to the added pressures of each gas that make up air. That means that the pressure and density of air can […]

The piston (fixed orifice) and TXV (thermostatic expansion valve) are the two most common metering devices in use today, though some modern systems utilize an electronically-controlled metering device called an EEV (electronic expansion valve). It should be noted that there are other types of fixed-orifice metering devices, like capillary tubes; however, their use is not […]