Your AC's return air vent is a critical component of an HVAC system and serves several purposes. Not only do return air vents maintain your home's air pressure and filter out debris, they can also serve to save you on energy costs and expenses, which is important here in hot and humid Gainesville, Fla.
What is the difference between a vent and a return?
The supply vents in your home blow conditioned air out into your rooms. This air travels from your heating and cooling system, through your ductwork and out of the supply vents. ... The return vents in your home suck the air from your rooms into your return ducts and back to your heating and cooling system.29 oct 2014
What is a return box HVAC?
An HVAC system is basically a recirculating pump that works by heating or cooling air and then pumping it into a home. As conditioned air is pushed in, the air already in the home needs a place to escape. Return air vents serve this purpose by helping to pull in the air and putting it back into the system.
How do plenums work?
A plenum space is a part of a building that can facilitate air circulation for heating and air conditioning systems, by providing pathways for either heated/conditioned or return airflows, usually at greater than atmospheric pressure.
How do I know if I have return or supply vents?
You can identify return vents by turning on the system fan and holding your hand or a piece of paper up. If the paper is pulled toward the vent or you feel a suction effect, it's a return vent.24 ago 2021
What is a HVAC return?
When your HVAC system blows air into your home, that changes the air pressure inside. The excess air needs somewhere to go, and that spot is the return vent. The return vent is usually bigger than your supply vents because it's how the air handler sucks air into the HVAC system.16 feb 2017
Where does AC return vent go?
The best location of the return vents depends on whether the system is heating or cooling the air. If it's cooling, the return vents should be near the ceiling, where the warm air collects, but if it's heating, the return vents should draw cool air from the floors.
Do HVAC systems need return ducts?
Your return vents are an indispensable part of the HVAC system in your house. They function to keep your interior pressurized as well as the interior air clean as they feed air to the air handler. You need to understand how many return vents you have and also where they lie.
What is a HVAC box?
A plenum is an air-distribution box attached directly to the supply outlet of the HVAC equipment that heats or cools the air to make the house comfortable. The ductwork that distributes the heated or cooled air to individual rooms of the house connects to the plenum.
What is the central air box called?
When you look at your HVAC system, you only see two boxes – one that sits outside your house, and the other inside your home in the garage, attic or basement. The outside components box is called the condenser while the inside box is the air handler.
What is an HVAC unit called?
Split-system central air conditioning is most popular type of residential heating and air-conditioning. The indoor unit is often connected to a furnace or heat pump. HVAC split systems will typically have: An outdoor unit that houses the condenser coil, compressor, electrical components, and a fan.11 oct 2019