The indoor coil, also known as the evaporator coil or Comfort™ Coil, is a crucial part of an HVAC system's indoor unit. It works in tandem with the outdoor air conditioner or heat pump to cool and dehumidify the indoor air. As warm air from your home passes over the coil, refrigerant inside the coil...

A split system in HVAC refers to a heating and cooling setup that consists of two main components: an outdoor unit (which could be an air conditioner or heat pump) and an indoor unit (such as a furnace or air handler). These two parts work together to regulate the temperature in your home. The outdoor...

Intelligent Staging is an HVAC control feature that adjusts how a furnace, air conditioner, or heat pump operates in stages to optimize energy efficiency and comfort. It uses real-time data from the equipment, as well as indoor and outdoor environmental conditions, to determine the most efficient stage of operation. This ensures the system runs only...

An inverter in HVAC systems refers to advanced technology that allows air conditioners or heat pumps to operate at variable speeds, rather than simply turning on and off like traditional systems. This means the system can adjust its output to match the exact cooling or heating needs of a space. By running more efficiently at...

An inverter compressor is a type of compressor used in modern air conditioners and heat pumps that utilizes inverter technology. This technology allows the compressor to operate at variable speeds by converting AC (alternating current) to DC (direct current). By doing so, the compressor can modulate its output, adjusting anywhere from around 40% to 100%...

A set of international standards that outline the criteria for effective quality management systems. These standards, published by the International Organization for Standardization (ISO), are designed to help organizations ensure they consistently meet customer and regulatory requirements while striving to improve quality. ISO 9000 specifically focuses on the principles and terminology of quality management, serving...

A unit of power equal to 1,000 watts. In HVAC systems, kilowatts are often used to measure the power consumption of equipment such as air conditioners, heaters, and fans. For example, a 5 kW air conditioner consumes 5,000 watts of power when operating at full capacity. This measurement helps determine energy usage and efficiency.

Latent heat is the type of heat energy that, when added to or removed from a substance, causes a change in the substance's state (like from a solid to a liquid or a liquid to a gas) without causing a change in its temperature. For example, as ice melts into water, it absorbs latent heat...

A leak detector is a device or tool used in HVAC systems to identify and locate leaks in refrigerant lines or other pressurized systems. It can function in several forms, including electronic sniffers that sense refrigerant gases or liquid soap solutions applied to fittings, which produce bubbles when leaks are present. These tools are essential...

Line sets are the copper refrigerant pipes used in split HVAC systems to connect the indoor evaporator coil to the outdoor condenser unit. They consist of two pipes: a larger suction line, which carries the refrigerant in its gaseous state back to the condenser, and a smaller liquid line, which carries the refrigerant in its...