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Glossary
Knowing the right names for parts of your window can help you avoid confusion. Read through these important window parts terms and definitions for Durabuilt windows and you’ll be set.
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Full Frame Replacement
Replacement installation procedure where the entire existing window is removed back to the rough opening and replaced with a completely new window.
Full Glass Sidelite
Sidelite where the insulating glass directly glazed into the door frame providing maximum glass. Also referred to as a full lite sidelite.
GBG
Abbreviation for Grilles Between Glass.
Garden Door
Double door featuring an outswing door for exit and entry and a rotogear operated door allowing for ventilation.
Glazing
The insertion of glass into a window or door.
Glazing Stop
Vinyl or wood molding applied to the window frame or sash, or door slab, around the perimeter of the glass.
Glazing Tape
Two-sided adhesive tape placed between the glass and the frame, or sash, to provide a watertight seal.
Grilles
Thin-wall aluminum bars placed inside sealed units for decorative purposes. Referred to as GBG – Grilles between glass.
Handicap Sill
Low profile aluminum door sill providing wheelchair accessibility.
Hardware Restrictor
Hardware that restricts the width a window may be opened to. This is typically used in windows installed in high-rise buildings.
Head
The main horizontal member forming the top of the window or door frame.
Heel Beading
Sealant used between the insulated glass unit and the glazing stop.
Hopper
Basement window with a sash that swings open to the interior with hinge locators at the top of the frame.
Hybridex
Aluminum clad window series by Durabuilt.
IGU
Abbreviation for insulated glass unit, sometimes referred to as a sealed unit.
Insert Window
Basic window (no nail fin, brickmould or jamb extension) used to insert into an existing window frame for a lower cost replacement option.
Insulated Glass Unit (IGU)
Two or more panes of glass hermetically sealed to form one insulated unit.
Inswing
Door designation meaning the door slab swings into the home.
Interlock
The connection made between a sliding sash, or panel, and the meet rail mullion.
J-Trim Monoframe
Unique new build window solution by Durabuilt that features a one piece, monolithic frame with a J-channel that accepts siding and provides air and water tightness.
Jamb Depth
Refers to the depth of the wall from the finished drywall surface on the interior to the outside edge of the wall sheathing on the exterior.
Jamb Extension
Vinyl or wood component applied to the frame to make the jamb depth of a window. Also referred to as jamb liner.
Laminate Finish
Exterior, or interior, durable vinyl laminate permanently adhered to the vinyl extrusion. Available in solid and woodgrain finishes.
Laminated Glass
Type of safety glass compromising of two panes of glass with a clear vinyl interlay.
Lite
Used to describe the area of glass divided by grilles.
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