Aside from style built up diy crown molding has this big benefit.
What size crown molding for 8 foot ceilings.
For 9 foot ceilings 3 to 7 inches and for 10 foot ceilings 3 to 8 inches.
For standard 8 foot high ceilings the crown cornice height should be 2 to 6 inches.
The square footage and level of formality of the room can help determine what crown size in that range is appropriate.
The riser molding is outlined in red.
Here is a standard chart for guidance on ceiling height and crown moulding sizes.
Adjust upward for larger rooms.
Crown molding will typically be the same height as or perhaps just slightly smaller than the baseboards.
Here is the same kitchen with a riser molding added below the crown molding which takes the cabinets all the way to the ceiling.
In addition it s a good idea to choose crown molding based on ceiling height.
Higher 10 foot ceilings should not have any molding.
Item 670887 model mld03x04x04co.
This design shows crown molding on top of 36 tall uppers and a small space between the crown and ceiling.
Standard 8 foot ceilings can accommodate molding that is between 2 5 inches and 6 inches wide.
Casing it usually smaller than baseboard but can be as wide as baseboard is tall.
Ceiling height is the ultimate arbiter of size according to architect richard sammons coauthor of get your house right.
This is not an all or nothing situation.
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.
Here is a working drawing of a kitchen with an 8 ft ceiling.
For an eight foot ceiling i usually would specify a molding between 3 inches and 5 1 4 inches wide works best.
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.
It eliminates nailing frustrations.
Sometimes we don t know something is wrong untill we see it done right.
A crown that protrudes more than 5 in.
8 foot ceilings for an 8 foot ceiling height the recommended crown size is 2 1 2 to 6 tall with no picture mold.
Ekena millwork 3 1 4 in x 8 ft primed polyurethane crown moulding.
After he saw how it lifted his 8 ft ceilings he was convinced.
Onto the wall or ceiling might be too dominant or heavy looking in a room with an 8 ft.