What does CFM stand for?
CFM stands for cubic feet per minute. It is a unit of measurement that is used to express the rate of flow of a gas or a liquid. In the context of heating, ventilation, and air conditioning (HVAC) systems, CFM...
What is a plenum box?
A plenum box is a component of a heating, ventilation, and air conditioning (HVAC) system that is used to distribute conditioned air throughout a building or a room. The plenum box is typically located near the furnace or air handler,...
What is a return air duct?
Return air is the air that is returned to a heating, ventilation, and air conditioning (HVAC) system after it has been circulated through a building or a room. In a forced-air HVAC system, the air is drawn into the system...
What does AFUE stand for?
AFUE stands for Annual Fuel Utilization Efficiency. It is a measure of the efficiency of a furnace or boiler in converting fuel into energy. The AFUE rating is expressed as a percentage, and it represents the amount of the fuel...
What is a residential air vent?
A residential air vent is a small opening in a wall, ceiling, or floor that is used to allow air to flow in and out of a building or structure. Air vents are commonly used in residential homes to provide...
What is R-8 flex duct?
R-8 flex duct is a type of flexible ductwork that is used in heating, ventilation, and air conditioning (HVAC) systems to distribute air throughout a building or structure. R-8 flex duct is made of a flexible, lightweight material, such as...
What is the refrigerant cycle?
The refrigerant cycle is the process by which a refrigerant is used to transfer heat from one location to another in a heating, ventilation, and air conditioning (HVAC) system. The refrigerant cycle is a critical component of many types of...
What is R-6 flex duct?
R-6 flex duct is a type of flexible ductwork that is used in heating, ventilation, and air conditioning (HVAC) systems to distribute air throughout a building or structure. R-6 flex duct is made of a flexible, lightweight material, such as...
What is antimicrobial duct?
Antimicrobial duct is a type of ductwork that is treated with an antimicrobial agent to help prevent the growth of microorganisms, such as bacteria, mold, and mildew, on its surface. Antimicrobial duct is typically made of a flexible, lightweight material,...
What is flex duct?
Flex duct, also known as flexible duct, is a type of ductwork that is commonly used in heating, ventilation, and air conditioning (HVAC) systems to distribute air throughout a building or structure. Flex duct is made of a flexible, lightweight...
