BACK BAND. Rabbeted moulding surrounding the outside edge of casing.

BASE. Moulding applied where floor and walls meet, forming a visual foundation.

BASE CAP. Decorative moulding installed flush against the wall and top of an S4S baseboard.

CASED OPENING. An interior opening without a door that is finished with jambs and trim.

CASING. Moulded or surfaced-four-sided pieces of various widths and thicknesses for trimming out door and window openings.

CORNER BLOCKS. Square blocks used in place of mitering the sides and head casing.

COVE. Moulding with a concave profile used at corners, particularly as a ceiling cornice.

CHAIR RAIL. Wooden moulding placed along the lower part of the wall to prevent damage.

CROWN. Highest part of built-in or wall, often above eye level, usually the upper trim on interior walls.

DENTIL BLOCK. A smaller rectangle block which can be spaced closely together in a series or in sequence with moulding and projecting like teeth as used in cornice, front entrances and mantels, and crossheads.

DOOR STOP. Moulding nailed to faces of the door frame to prevent the door from swinging through

ENTABLATURE. The superstructure of moldings and bands which lie horizontally above columns, resting on their capitals.

HAND RAIL. Hand support in a stairwell

JAMB. Top and two sides of a door or window frame

MOULDINGS. Ornamental strips used to decorate a surface, often used to accent or emphasize the ornamentation of a structure and to conceal surface or angle joints.

NOSING. Rounded edge of a stair step

PANEL MOLD. a decorative pattern, originally used to trim out raised panel wall construction. Most useful fabricated as a frame, surrounding attractive wall coverings for a paneled effect on walls.

ROSETTE / PLINTH BLOCK. Rosette is a decorative block in the upper corner of windows and doors. Plinth is the base block which is placed on both sides of the door resting on the floor.

SHOE RAIL. Primarily used for closed stairs with a curb wall. The shoe rail sits on top of the curb wall and the balusters fit inside the shoe rail. The fillet is cut and pieced between the balusters.

SHOE MOLD. Quarter round trim applied at the bottom of baseboard where it meets the floor.

TONGUE & GROOVE. Lumber machined to have a groove on one side and a protruding tongue on the other side, so that pieces fit snugly together with the tongue of one fitting into the groove of the other.

WAINSCOTING. Lower interior wall surface (usually 3 to 4 feet above the floor) that contrasts with the wall surface above it.
WINDOW SILL – Interior trim member serving as a window frame sill caps mauris.