Therma-Tru SHOP 1 User Manual
SHOP 1 General Information
Glossary of Door Shop Terms ������������������������������������������������������������������������������������������������������������������������� 1�3
Display Door Cautions and Policies ������������������������������������������������������������������������������������������������������������� 1�11
General
Information
Shop 1 2014 (BOOK SIZE) 1.1
General
Information
1.2 2014 (BOOK SIZE) Shop 1
Glossary of Door Shop Terms
General
Information
Active: In paired or double doors, the
hinged door leaf which is primarily operable.
Air Inltration: Air passing through a door
system when the door is under pressure,
usually from wind.
Annealed Glass: Regular glass which has
not been heat strengthened or tempered.
Most window glass is annealed.
Astragal: The post-type tting on the latch-
side edge of one of a set of paired or double
doors, which covers the margin between
doors when they are closed, and which
houses or contains the weatherstrip.
Backset: For locating a machined hole,
recess, or mortise, the distance from an
edge or surface to the center or edge of the
recess, hole or mortise.
Ball-bearing Hinge: A heavier-duty hinge
than the standard hinge, with bearings supporting the pivots. Ball-bearing hinges are
usually used for heavy doors that will be in
commercial or industrial use.
Barbed: An adjective that describes the feature of a part which inserts into a slot, and
which has surface features that enable it to
stay rmly inserted into the slot.
Boot: A term used for the rubber part at the
bottom or top end of an astragal, which beds
the astragal end and seals between the end
and the door frame or sill.
Boss, Screw Boss: A feature of a part
which enables the fastening of a screw into
the feature, thereby allowing assembly of
the part with another. Screw bosses are
common features of molded plastic lite
frames and extruded aluminum door sills.
Box-Framed: In door and sidelite assemblies, a term used to differentiate door and
sidelite units which are rst framed as separate units, with heads and sills separate
and the width of the door or sidelite panels.
Box-framed doors are joined to box-framed
sidelites.
Brad: A small nail with a small head, usually
used to fasten small trim and moldings.
Brickmould: A molding, used to trim the
outside edge of a door frame. Brickmould is
most often applied to prehung units.
Buck: A term usually used in masonry construction to describe a door frame or a subframe in a masonry opening, around which
a steel door frame wraps and is fastened.
Butt: A type of hinge commonly used to
assemble doors. Butt hinges are often referred to as simply butts.
Butyl: An organic compound, used in the
door business as a sealant. It is naturally
black, and is heated and pumped through
nozzles, or pumped cold.
Came, Caming: Formed metal stripping,
usually made of brass or zinc plated steel,
used between cut-glass pieces to assemble
the pieces into a decorative glass panel.
Caming is soldered at joints to bond the
glass assembly together.
Carpet Shim: A spacer block used under
a door sill to raise the sill an appropriate
amount if carpet is used, so the door panel
clears the carpet when opened.
Casing: A horizontal or vertical molding,
which accents or trims edges of doors and
windows to the surrounding walls. Casing
also covers or accents intermediate posts.
Caulk: To ll or close seams or crevices in
order to make watertight, airtight, etc.
Clad: Provided with a facing or jacket which
works as a protection against weather, and
provides a nished appearance. Cladding
may be painted metal, plastic, or a heavy
coating applied by the manufacturer.
Shop 1 2014 (BOOK SIZE) 1.3
General
Information
Glossary of Door Shop Terms
Clear Jambs: Natural wood door frames,
without paint or primer applied, and which
are made of full-length pieces of stock, without joints or knots.
Closed-Cell Foam: Sponge-like material,
usually used in gaskets and weatherstripping, which compresses into joints, but
absorbs little water.
Closer Block: An inside reinforcement, usually placed across the top edge of a door, to
enable rm fastening of self-closing hardware to the door.
Continuous Sill: A sill used for a type of
door and sidelite unit in which the unit has
fullwidth top and bottom frame parts, and
an internal post or posts separating sidelites
from the door panel.
Core: The center section or part of a door or
door part.
Deadbolt: A latch used to secure a door
closed, the latch being driven from the door
into a receiver in the jamb or frame.
Deection: The distance a door has moved
away from its closed and latched position,
usually measured at the top unsupported
latch-side corner. Deection may be caused
by wind pressure or heat. Deection is tem-
porary. The door returns to position when
the force is removed.
Desiccant: Moisture absorbing material
used inside the spacer in an insulated glass
assembly, so as to control moisture levels
and prevent moisture from frosting or condensing on the inside glass surfaces of the
insulated unit.
Doorlite: An assembly of frame and glass
panel, which when tted to a door in a
formed or cut-out hole, creates a door with a
glass opening.
Corner Plug, Corner Seal Pad: A small
part, usually made of resilient material, used
to seal water which gets beyond the bottom
ends of weatherstrip in doors, from getting
between the door edge and the jambs, adjacent to the bottom gasket.
Cove Molding: A small molded wood lineal
piece, usually formed with a scooped face,
used to trim and fasten a panel of some type
into a frame.
Crossbore: A large through-hole, near the
edge of a door panel, usually 2-1/8 inch in
diameter, which houses a cylinder lockset or
deadbolt latch.
Cylinder Lock, Cylindrical Lock: Lock
hardware which mounts into a door which
has been prepared with a bored hole or
holes through the face, and into the edge.
Dado: A machined or sawn groove, across
the width of a part.
Double-Glazed: Outtted with two panes of
glass with a sealed airspace between.
Drip Strip: In exterior doors, a tting used
across the outside face of the door adjacent
to the bottom edge, to divert cascading rain
away from the door bottom edge and away
from the door/sill joint.
Drywall Opening: A rectangular opening
in a wall, usually an interior wall, prepared
to the size necessary to receive a pre-hung
assembly.
DSB Glass: A term no longer used in
the glass business, which meant “Double
Strength, ‘B’ quality.” DSB glass when furnished by Therma-Tru in doors, is 1/8 inch
thick, single pane and not insulated.
Dummy Cylinder: A lock without a latch,
typically used for the passive door panel of
a double door unit, so that the hardware appears equal to that used on the active panel.
1.4 2014 (BOOK SIZE) Shop 1
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