Do you have to nail crown molding into studs?

Crown moldings, or any corner trims really should be nailed to a stud, not simply into unbacked drywall. Without good support, the molding will warp out from the wall causing gaps in coverage to open along the edges.

Does crown Moulding need to be nailed to studs?

Studs are generally 3-1/2”, drywall a ½” and the crown moulding a minimum of ½”; therefore 2” finishing nails are necessary. For 3” rise or less crown moulding you won't need to mark out the studs, as you will nail into the top plates. (Remember that a 5” crown may have a 3” total rise depending on its spring angle.)

Do trim nails need to go into studs?

Trim nails should penetrate into wall studs. Standard finish nails usually work fine. However, many carpenters prefer to use galvanized finish nails. They hold a bit firmer because they have a slightly rough surface, and they resist rusting, which is occasionally a problem.

How do you fasten crown molding?

A simple method to attach crown molding is to install a plywood backer board to the top plate, which is the horizontal frame above the wall studs. The width of the backer board is approximately 1/8 inch smaller than the width of the molding. Doing so allows you to nail the molding to any point along every wall.

Does crown molding need a backer?

However, for larger crown I recommend installing a plywood backer board, which provides a solid nailing surface at any point along every wall. To determine the width of the backer board, lay a framing square onto a sheet of paper. Hold a short piece of crown molding against the inside corner of the square.

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Does crown molding get nailed to ceiling?

Site Prep. Crown molding is usually nailed to the wall studs along the bottom edge and into the ceiling joists above--a lot of stud-finder work. I skip all that by installing a plywood backer board to the top plate (the horizontal framing member above the wall studs).

Should I glue or nail crown molding?

Use glue to hold the crown molding in place to nail or to provide extra security for using thinner nails. Use material-specific glue when the installation does not allow for nails. Use nails without glue if the install may be a temporary solution to determine if the look is desired.

Can you glue trim instead of nailing?

Molding added to the home provides a finished look. Ideally, molding is fastened to the wall or cabinet with finishing nails for a tight and professional installation. There may be times when nailing is prohibitive, in which case you can install molding without nails using construction grade adhesive.

Can you use Liquid Nails for crown molding?

High Density Recycled Polystyrene Crown mouldings can be glued, nailed or both. It cuts just like wood and it also copes just like wood. Apply a continuous ¼” bead of Heavy Duty construction adhesive such as Liquid Nails LN-901 along the back edges of the crown moulding.

How do you hammer crown molding?

Assuming you aren't using the 16d nail trick, nail the top of the crown either to the blocking or to the ceiling joists, again using 6d finish nails. Drive the nail heads to just above the surface of the molding with a hammer, and set them just below the surface using a nail set.

Can you install crown molding without nail gun?

Your local big-box hardware store carries molding in all different styles, and they'll cut it down for you to the exact sizes you need. Installing it is as simple as buying a box of itty-bitty finishing nails and hammering in the molding. Seriously, you do not even need a nail gun.

How far down the wall does crown molding go?

For standard 8-foot-high ceilings, the crown/cornice height should be 2½ to 6 inches; for 9-foot ceilings, 3 to 7½ inches, and for 10-foot ceilings, 3½ to 8 inches.

Can I use brad nails for crown molding?

For crown molding that includes a backing strip, you can use the 2” long 18-gauge brad nails. If you drive one nail up at a steep angle to secure the molding to the backing material, you can then fire the next nail horizontally just above it into the stud.

How do you install crown molding on a ceiling?