Based on the above you might think that floor registers hold a clear advantage over wall registers but that is not the case as floor registers have their disadvantages too.
Floor vs wall register.
Use a floor register made out a durable material such as cast aluminum brass or brushed nickel.
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.
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.
In addition floor ducts are made of smooth sheet metal much like the duct work in homes allowing for more efficient delivery of hot air to the registers.
Floor register can support the weight of a person while a wall register cannot.
Heat registers are vent covers that cover the hole in the wall or floor where the duct enters the room.
When installing floor registers it is best to stay close to the perimeter of the house.
Floor wall and ceiling registers each have their own strengths and weaknesses that make them suited for different situations.
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.
Some usual installation spots include floor wall dividers between rooms floors to allow air from both spaces to circulate from one area to another and vice versa.
Ideal for efficient heating.
This will run through trusses of 2nd floor and so ceiling registers for at least the 1st floor seems like a good idea.
Either type of register ceiling or floor can be used for this as long as the need for the area.
Floor registers would be easiest for 2nd floor but i m going to see if i can get them in the walls without adding a lot of static pressure to the system.
In simple terms an air register is the same as a grille but with adjustable dampers in it.
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.
Is there even a difference between hvac supply registers grilles in the floor or the ceiling.
How air registers work.
This will help to keep the register out of the general path of foot traffic.
Louvres or dampers are often attached to the back of a heat register.
The damper operator on a floor register is almost flush with the floor while a wall register s handle stands out from the face of the grille.
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.