It draws cool air from all the rooms in your house that have a return vent and pumps hot air into these rooms through the heating vents.
Cold air return vent covers up or down.
You can find floor registers in a variety of materials styles and finishes so you can incorporate them as a decorative element that also blends.
As cold air wants to go down it s heavier than warm air pointing it up will throw it further thus getting more cold work done.
The return air flow is one location in the house.
A furnace is basically a recirculating air pump.
The supply vents registers or diffusers blow air into the.
If you have an air return is on the upper wall i like to slant the louvers upwards so that floor traffic does not view into the duct opening.
This will then remove heat from as much as the room as possible and thi.
Instead it sucks up the air and returns it down the ducts to the air vents to be blown out again.
In the summer you want the cold air to remain and the hot air to be drawn out through the return registers.
If you cover the return vent in a particular room that room won t get as warm as the others.
The low vents stay closed in the summer and the high vents stay closed in the winter.
Blocking air return vents causes your system to work harder as there is less air flow to move the air back to the furnace.
You don t want fast you want efficient.
By opening the lower registers and closing the top ones you keep hot air in and draw the cold air out.
A return draws air into a return duct system with negative pressure compared to the space usually via a fixed grille but also often called a return vent or a return intake vent or for some of you old school folks from up north the cold air return.
There are several factors to consider.
A popular misconception about vents is that by shutting some you can improve the efficiency of others.
This continued strain on the hvac system can lead to a decrease in performance and more hvac repairs down the road.
It is not the air vents that blow out the air.
Registers these typically slatted covers are found in the floor wall or ceiling and their defining feature is a lever that allows you to open or close the air vent to adjust airflow into the space.
I hope all these people who say they don t know what that is have been opening that up and replacing the air filter in it around once a month or so.
Since cold air is heavy it will automatically flow down to the lower register.