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.
Crown molding size for 10 foot ceiling.
Aside from style built up diy crown molding has this big benefit.
A standard 8 foot wall typically has a baseboard 3 to 5 inches tall while a 10 foot ceiling calls for 5 to 7.
For 9 foot ceilings 3 to 7 inches and for 10 foot ceilings 3 to 8 inches.
Adjust upward for larger rooms.
For standard 8 foot high ceilings the crown cornice height should be 2 to 6 inches.
This size molding is sometimes stacked with thinner molding to create more dimension by protruding farther out onto the ceiling.
11 12 foot no less than 7 and preferably a 9 inch or taller.
It eliminates nailing frustrations.
For 8 foot high ceilings but a 4 3 4 to 5 1 2 base.
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.
For ceilings that are 10 feet or taller a larger crown is necessary in order to make a visual impact.
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.
The higher the ceiling the taller the baseboard.
See the diagram below to show you the amount of inches is the measurement on the diagonal.
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.
For a 9 10 foot ceiling but at least a 7 baseboard.
A crown that protrudes more than 5 in.
The taller the crown the taller the baseboard should be to maintain visual balance.
Depends on your ceiling height.
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.
Item 670887 model mld03x04x04co.
Ekena millwork 3 1 4 in x 8 ft primed polyurethane crown moulding.
Ceiling height is the ultimate arbiter of size according to architect richard sammons coauthor of get your house right.