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.
What size crown molding for 8 ft ceilings.
Here is a standard chart for guidance on ceiling height and crown moulding sizes.
Item 670887 model mld03x04x04co.
Here is a working drawing of a kitchen with an 8 ft ceiling.
Here is the same kitchen with a riser molding added below the crown molding which takes the cabinets all the way to the ceiling.
That is there should be less horizontal coverage on the ceiling and more on the wall leading the eye upward.
This design shows crown molding on top of 36 tall uppers and a small space between the crown and ceiling.
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.
For standard 8 foot high ceilings the crown cornice height should be 2 to 6 inches.
For 9 foot ceilings 3 to 7 inches and for 10 foot ceilings 3 to 8 inches.
Ceiling height is the ultimate arbiter of size according to architect richard sammons coauthor of get your house right.
At the same time the addition of a chair rail lower down perhaps lower than you would normally have one say about 24 inches off the floor will draw the eye from the chair.
This is not an all or nothing situation.
A crown that protrudes more than 5 in.
Adjust upward for larger rooms.
The crown molding should be more vertically oriented.
8 foot ceilings for an 8 foot ceiling height the recommended crown size is 2 1 2 to 6 tall with no picture mold.
The riser molding is outlined in red.
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.
For an eight foot ceiling i usually would specify a molding between 3 inches and 5 1 4 inches wide works best.
I had a client this past summer and the husband really wasn t sure about installing crown molding.
It eliminates nailing frustrations.
Sometimes we don t know something is wrong untill we see it done right.
Ekena millwork 3 1 4 in x 8 ft primed polyurethane crown moulding.
Aside from style built up diy crown molding has this big benefit.
After he saw how it lifted his 8 ft ceilings he was convinced.
There are many different sizes and styles of crown moulding.