Aside from style built up diy crown molding has this big benefit.
Crown molding size for 10 foot ceiling.
5 1 2 crown molding 3 9 h x 3 9 w x 94 5 long commonly used with 9 10 ceilings usually ships in 24 48 hours.
Ceiling height is the ultimate arbiter of size according to architect richard sammons coauthor of get your house right.
Crowns in casual spaces should be a minimum of 4 however formal spaces such as grand foyers dining and living rooms will need a crown that is at least 9 and in some cases a full entablature cornice picture mold that is up to 24 in height.
The taller the crown the taller the baseboard should be to maintain visual balance.
Nine to 10 feet 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.
For ceilings that are 10 feet or taller a larger crown is necessary in order to make a visual impact.
For a 9 10 foot ceiling but at least a 7 baseboard.
For 8 foot high ceilings but a 4 3 4 to 5 1 2 base.
A standard 8 foot wall typically has a baseboard 3 to 5 inches tall while a 10 foot ceiling calls for 5 to 7.
See the diagram below to show you the amount of inches is the measurement on the diagonal.
Most of our 9 inch crown molding is made of polyurethane a material more durable and less expensive than wood which is prone to warping cracking and rotting.
Onto the wall or ceiling might be too dominant or heavy looking in a room with an 8 ft.
For standard 8 foot high ceilings the crown cornice height should be 2 to 6 inches.
So if you have ceilings that are nine to ten feet range use molding that runs from 5 1 4 inches wide to seven inches wide.
For 9 foot ceilings 3 to 7 inches and for 10 foot ceilings 3 to 8 inches.
These wide facing crown molding is great for heigh.
It eliminates nailing frustrations.
Item 670887 model mld03x04x04co.
Adjust upward for larger rooms.
For taller than ten feet ceilings for even taller ceilings and vaulted ceilings you ll need beefier crown molding.
This size molding is sometimes stacked with thinner molding to create more dimension by protruding farther out onto the ceiling.
A crown that protrudes more than 5 in.
Ekena millwork 3 1 4 in x 8 ft primed polyurethane crown moulding.