Glossary of Terms

BALL-BEARING HINGES:

Hinges with ball-bearings inside for smooth operation.



BEVELED GLASS:

Extra-thick glass, (usually 3/16" or 1/4") the edges of which have been ground down, or beveled, at an angle from an established margin along the perimeter. One face of the glass is beveled, and the other remains flat. Beveled glass has a three-dimensional quality.



BI-FOLD DOOR SYSTEMS:

These patio doors are great for a opening a large wall. The doors slide on a track and fold toward each other "accordion style." Available in any wood species, these European style doors are convenient, functional and beautiful.



CAME:

The lead strips which separate individual pieces of glass in a leaded glass panel. Came in Art Glass Etc., Inc. entry doors is available in either lead color, shiny brass or chrome-look.



CASING:

A decorative strip of wood with mitered corners, which is nailed to the interior and exterior edges of a door or window frame to cover the joint between frame and wall.



DUAL GLAZED:

Also called Insulated Glass. A glass option for windows, sliding patio doors and swinging french doors in which two pieces of glass separated by a peripheral metal spacer and sealed on the edges with rubber, are glazed into the opening. The dead air-space between each piece of glass increases sound-absorption and energy efficiency.



GLAZING:

A general term referring to any type of glass installed in a door or window.



JAMB:

The frame which is fastened into the rough opening, to which a door or window is hinged or otherwise attached.



LIFT AND SLIDE UNITS:

These European-designed sliding patio doors are a creative way to open an entire wall of a house with ease. High-tech hardware with a rotating handle engages the wheels and allows the massive doors slide with a gentle push. Lift and Slide doors are 2-1/4" thick and can be pocketed into walls. They are available in any wood species.



MORTISE & TENON CONSTRUCTION:

A centuries-old method of locking wood together involving the cutting of a mortise, or hole in one piece of wood and the formation of a tenon, or projecting part on another. The pieces are then fit tightly together to form a secure bond between the two components.



MOULDING or MOLDING:

A decorative trim piece, usually made of wood, which serves a dual function, to hold in place a wood panel or piece of glass in a door and, in the case of raised moulding, to add a three dimensional quality to the surface of the door.



PANEL:

Refers to either a piece of glass (glass panel) fit into an opening in a wood door, or to a wooden piece (a shaped wood panel) inserted into an opening in a wood door.



PREFINISHED:

Door or window products, which are professionally stained and clear-coated before delivery to the sash & door dealer. Also known as a factory finish.



PREHUNG OR PREHANGING:

A term which applies to an entry or french door unit in which the door or doors come hinged, weather-stripped and with a complete jamb or frame, sill and casing. Lockset is not included.



PRIVACY LEADED GLASS PANELS:

Leaded glasses panels for entry doors in which relatively opaque textured glass is used instead of clear glass, to provide privacy inside the home. No beveled glass is used in Privacy leaded glass panels.



SIDELITES:

Side panels, which look like narrow doors and flank the entry door. Sidelites usually have glass, and can be fixed or operable (Upcharge applies for operable sidelites). The design of the sidelites generally reflects the design of the door or doors.



SILL:

The bottom horizontal component of a doorframe. It is the part one walks over when passing through a doorway, sometimes called a threshold. Sills are available in a variety of materials such as oak and bronze or brass anodized aluminum.



SLIDER:

A sliding french patio door. Designed as a replacement for standard sliding aluminum patio doors in many post World War II homes, these are wooden french doors in a frame that slide past one another, instead of swinging, which saves space inside the home. A sliding wood screen is standard.



STILES & RAILS:

The vertical and horizontal structural members of a door or window.



SWINGSET:

A swinging french patio door or doors. This is a set of one or more hinged french doors in a frame. A screen is optional on some units.



TEMPERED GLASS:

Glass, which has been heated, then cooled, creating a "safety" glass which when broken, shatters into very small pieces instead of long shards.



TRANSOM:

A fixed sash unit, rectangular or radius, framed in wood, that is placed above a doorway to allow light into an entry or room. The glass design in the transom generally reflects the design in the doors and sidelites below.



TRIPLE GLAZE:

A glazing method used in entry doors with leaded glass panels. The leaded glass panel is sandwiched between two pieces of clear tempered glass separated by metal spacers along the perimeter. The outer edge of this unit is then sealed with rubber, to create a fully sealed glass unit with an overall thickness of 7/8". Benefits: reduction in sound transfer, energy efficiency, easy cleaning.



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