Glossary B

Back Band-

A rabbetted moulding used to surround the outside edge of casing.

Backed Out-

o groove or remove a portion of the wood on the unexposed face of a wood member to better fit over irregular surfaces; also, hollow-backed.

Baluster-

A square or turned spindle that supports a stair rail.

Base-

Applied where floor and walls meet, forming a visual foundation. Protects walls from kicks and bumps, furniture and cleaning tools. Base may be referred to as one, two or three member. The base shoe and base cap are used to conceal uneven floor and wall junctions.

Base Cap-

A decorative member installed flush against the wall and the top of an S4S baseboard. Also a versatile panel moulding.

Base Shoe-

Applied where base moulding meets the floor. Protects base moulding from damage by cleaning tools. Conceals any uneven lines or cracks where base meets the floor.

Basement Sash-

A frame in which the panes of glass are set. The awning style sash usually consists of one, two or three vertical lights. It is designed to swing inward from the top or the bottom.

Basement Window-

A sash unit, usually in-swinging from the top or bottom. Typically used for basement or cellar sash openings. It usually consists of one, two or three glass lights, and may include screens or storm panels.

Batten-

A symmetrical pattern used to conceal the line where two parallel boards or panels meet.

Bay Window-

A bay window is made up of three or more windows. The side or flanker units project out from the building in 30, 45, or 90 degree angles. The center is parallel with building wall and is made up of one or more windows. All the units can be stationary, operating, or any combination thereof.

Bead-

A semicircular or rounded profile worked on wood; also a small molding to secure glass or panels to doors, hence glass bead.

Bond-

Glued line.

Bottom Rail-

A horizontal rail at the bottom of a sash, door, blind or other panel assembly.

Bow-

A form of warp that is in excess of one-fourth inch in the plane of the door itself. The measurement is taken from the widest point of a straight line from end to end of the door.

Bow Window-

A series of four or more adjoining window units, commonly five in number, installed on a radius from the wall of the building.

Brickmold-

A type of external casing which frames windows and doors.

Bullnose-

The rounded end or edge of a wood member such as a stair tread.

Bundling-

Grouping and tying of like moulding patterns into units. Styles of bundling for door and window frames are classified as:

A Bundling-
Each piece of a frame is bundled separately.

B Bundling-
All parts of a frame needed to assemble a complete unit are combined into one bundle.

C Bundling-
All of the vertical members are included in one bundle and the horizontal members are in another bundle.

Butt-

A door hinge with one leaf mortised or routed into the door frame jamb and the other into the edge of the door. The leaf of the hinge can be radiused or square. A standard residential interior hinge measures 3" x 3" inches when laid out flat. A standard residential exterior hinge will measure 4 x 4 or 4" x 4" inches.