Either type of register ceiling or floor can be used for this as long as the need for the area.
Floor vs ceiling vents.
They all use ceiling vents.
Floor ducts for heating.
For heating vents in the floor would be better.
The ideal register placement for each room depends on a variety of factors including energy efficiency ease and cost of installation appearance and of course comfort.
According to the natural laws of convection heated air entering through floor ducts rises.
This isnt the main concern however.
As a general rule ceiling mounted vents offer better cooling potential while floor vents offer superior heat delivery.
For cooling ceiling would be better.
Ceiling ducts are more visible than floor ducts and harder to camouflage.
Air registers have slatted openings in the floor wall or ceiling that a user can control using an adjustable damper.
Taking into consideration the cubic feet per minute of air needed for the room to maintain a comfortable temperature and the throw or coverage of the area.
My furnace guy tells me that here in oklahoma floor vents are no longer allowed in new homes.
For homes where heating is a primary concern floor collection is advisable to pull from.
Floor wall and ceiling registers each have their own strengths and weaknesses that make them suited for different situations.
This disperses warmth evenly throughout the room from floor to ceiling.
Heat entering through ceiling ducts however naturally tends to accumulate at the ceiling warming the room from top to bottom more slowly than floor ducts.
Ceiling ducts don t hog existing or potential closet wall or ceiling space making an interesting or worse unsightly decoration and ceiling vents don t present the decorative dilemma floor vents often due forcing furniture to strange locations to prevent blockages in airflow.
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.
Typically a rolling guide or a lever on one side of the vent the damper opens or closes access to the air duct for airflow management.
Unfortunately several of these vents are rusting underground.
As for pros and cons of either.
Ceiling ducts cannot be used with radiant heating systems which generate heat from the floors.
Is there even a difference between hvac supply registers grilles in the floor or the ceiling.
How air registers work.
If the registers are in the ceiling you will want your return low.
The placement of your return is.
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.
They can be camouflaged with decorative vent covers that match carpeting tile or hardwood flooring.