It is not necessary to have air return grilles in every room august 20 2015 by talva mclay if your house has only central air return grille then you will notice that the return air will struggle in order to find a way back to the furnace.
Return vents in every room.
The return vent pulls cold air from the bottom of the room and returns it to the furnace to be reheated and returned as warm air.
The important role of return air vents.
If you have one return vent your home is fine.
Do not place your supply register and the return vents too close together.
Another good way to improve the efficiency of your return is to make sure the grills aren t blocking the airflow.
Return air vent installation.
If the return vent is too close or if the supply register is right next to the door the air may slip away without actually heating the room.
Unlike supply vents return vents do not need to be cased in metal.
The return air vent openings need to be on the opposite side of the room so the conditioned air is pulled across the room.
The air needs time to circulate around the room and do its job.
If the supply ducts are in the floor then the return air should be located up high.
If you ever need portions of your ducts replaced that might be a good time to have a couple more.
Under pressure not having enough return air vents is an inefficient way to circulate air through your home.
For a few different reasons it s better to have a return air vent in every room than it is to have.
If the supply ducts are high or in the ceiling then the return air ducts or grills should be low on.
The job that your ductwork performs would not be possible without the supply and return vents located throughout your home.
Similarly if you have vents in every room ensure to keep them all open.
Either every room with a supply register will also have a return air vent or there can be centrally located return vents on each floor of your home.
Some large spaces might require multiple vents and some small rooms that don t have vents might benefit from having them.
They can be placed into staircase cavities stacked closets that run one on top of the other or in stud cavities in the wall.
This pulls the air across your body.
Also keep in mind that the size of the return vent depends upon the size of both the room and your ducts.
How much space should be considered to a 16x16 floor intake vent with 2 return vents 12 feet apart from each other and the intake is 6 feet from one of the return vents.
A return air venting system can be installed in one of two ways.
Currently our queen size bed sits over the intake vent but allows for about 5 6 of clearance under the bed from the floor intake but the room always seems to warm compared.
Having several return vents ideally one in every room but even two or three is better than just one creates consistent air pressure.
These ducts are connected to every room in your home providing a pathway for air to cycle to and from your heating and cooling system.
