In the summer you want the cold air to remain and the hot air to be drawn out through the return registers.
Cold air return vent covers up or down.
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.
You don t want fast you want efficient.
Since cold air is heavy it will automatically flow down to the lower register.
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.
There are several factors to consider.
Instead it sucks up the air and returns it down the ducts to the air vents to be blown out again.
By opening the lower registers and closing the top ones you keep hot air in and draw the cold air out.
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.
Some systems have two sets of return vents one up high for warm air and one low to the floor for cool air.
It is not the air vents that blow out the air.
A popular misconception about vents is that by shutting some you can improve the efficiency of others.
The return air flow is one location in the house.
The low vents stay closed in the summer and the high vents stay closed in the winter.
If you cover the return vent in a particular room that room won t get as warm as the others.
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.
Adjust return registers for summer.
This continued strain on the hvac system can lead to a decrease in performance and more hvac repairs down the road.
This will then remove heat from as much as the room as possible and thi.
A furnace is basically a recirculating air pump.
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.
That is the same with supply vents as well if you have adequate air flow and few cold or hot spots in the room from inadequate air flow or distribution.