The square footage and level of formality of the room can help determine what crown size in that range is appropriate.
What width crown molding for 8 foot ceilings.
A standard 8 foot wall typically has a baseboard 3 to 5 inches tall while a 10 foot ceiling calls for 5 to 7 inches.
Casing it usually smaller than baseboard but can be as wide as baseboard is tall.
Estimate crown molding width by permitting 1 2 inch of rise for each foot of ceiling height in a room with ceilings measuring 9 to 10 feet.
This is not an all or nothing situation.
Ceiling height is the ultimate arbiter of size according to architect richard sammons coauthor of get your house right.
For 9 foot ceilings 3 to 7 inches and for 10 foot ceilings 3 to 8 inches.
Standard 8 foot ceilings can accommodate molding that is between 2 5 inches and 6 inches wide.
There are many different sizes and styles of crown moulding.
Sometimes we don t know something is wrong untill we see it done right.
I had a client this past summer and the husband really wasn t sure about installing crown molding.
Here is a standard chart for guidance on ceiling height and crown moulding sizes.
Higher 10 foot ceilings should not have any molding.
For an eight foot ceiling i usually would specify a molding between 3 inches and 5 1 4 inches wide works best.
Adjust upward for larger rooms.
8 foot ceilings for an 8 foot ceiling height the recommended crown size is 2 1 2 to 6 tall with no picture mold.
7 foot ceiling 3 or smaller 8 foot ceiling 3 4 9 foot ceiling 4 5 10 foot ceiling 6 17 foot ceiling 8 or larger this is taken from a builder s.
In addition it s a good idea to choose crown molding based on ceiling height.