Use and Care Manual

Care and Maintenance
Interior and Exterior Doors (JCM005)
Astragal
The vertical trim attached to one of the panels of a French door that
bridges the gap between the panels when closed to provide weather and
overswing protection.
Door System
An assembly of a door slab and frame where the slab has been pre-hung
in the frame.
Frame
The assembly of structural members (head, sill and jambs) used to fasten
the door to the structure.
Insulated Glass Unit
A sealed assembly of two or more panes of glass separated by aspacer.
Kerf
A groove that often holds weatherstrip.
Keyway
The slot in the lock where the key is inserted.
Lite
A framed piece of glass within the door slab, sidelite or transom.
Rail
The horizontal pieces of a door slab.
Seal Failure
The airtight seal between two panes of an insulating glass unit has broken
and is usually discovered when excess moisture fogs the inside of the
glasspanes.
Sidelite
A fixed, usually rectangular decorative glass component on either side, or
both sides of a door system.
Slab
The operating part of the door system.
Stile
The vertical pieces of a door slab.
Sweep
The flexible seal material attached to the bottom of the door slab.
Threshold
The bottom component of a door system.
Transom
The decorative glass component installed above the door system.
Weatherstrip
A strip of material that covers the joint between the door slab and frame
and is used to help prevent rain, snow and air from entering.
GLOSSARY
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