This pulls the air across your body.
Cold air return basement ceiling.
In the basement to avoid chimney backdrafting the return air duct should be only half as large as the sum of the hot air ducts.
The return air vent openings need to be on the opposite side of the room so the conditioned air is pulled across the room.
One other caution is to have the cold air.
If they are near the cold air return that s all that will happen is you cycle warm air into the cold air return.
The basement one should be on the floor not the ceiling of the basement.
This tool promotes cool air circulation through duct work and other house passageways.
By putting the cold air return on the floor it will vacuum up the cold air on the floor and draw down the warm air from the ceiling.
If there is a cold air return on the floor the warm air that would normally tend to collect near the ceiling will be sucked down into the furnace.
The air flows across the ceiling in the hallway towards a larger cold air return that does extend to the basement furnace.
If the supply ducts are in the floor then the return air should be located up high.
If the supply ducts are high or in the ceiling then the return air ducts or grills should be low on.
To make this work the heat vents need to be on the opposite side of the room.
Have a professional contractor install a cold air return gadget in your basement.