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Glossary

Glossary of Terms
a b c d e f g h i j k l m n o p q r s t u v w x y z


C

Cad
An acronym for computer aided drafting. Software and hardware used in the window industry primarily to provide elevations and cross sections of door and window components.

Cam Lock
A lever operated lock which is used to prevent intrusion through the sash.

Cantilevered
A construction method which prevents the weight of a roof or upper floor from bearing down on a comer window below.

Cants
Large planks or timbers cut on the head saw for further sawing elsewhere.

Capillary Tubes
A tube inserted into the insulating glass spacer that allows the inside and outside air pressure to equalize in higher elevations.

Casemaster
A Marvin trade name for the casement window. A combination of frame, sash, weatherstrip, concealed hinges and operating device assembled as a complete and properly operating unit. Wood Casemasters have a flat sill and a subsill; screens and/or energy panels are optional. Operating Casemasters have a crank handle for smooth operation.

Casement Window
A generic term used for a window sash that swings open using hinges usually attached to the sill and head jamb of the frame.

Casing (CSG)
Usually run to pattern and is widely used for interior trim.

Caulk
A soft, putty like substance used to seal joints where air or water leakage or movement may occur.

Ceiling (CLG)
A lumber pattern featuring a center and edge V and/or bead.

Cellar Sash
See Barn Sash Units.

Center Beaded (CB)
A patterned lumber shaped to form a narrow half-circle along the center of its length.

Center Match (CM)
Lumber that has been worked with a tongue exactly in the center on one edge of each piece and a groove on the opposite edge to provide a close tongue-and-groove joint by fitting two pieces together.

Center Vee (CV)
Patterned lumber shaped to form an angled groove along the center of its length.

Checks
A separation of the wood normally occurring lengthwise of a piece across the rings of annual growth and usually as a result of seasoning.

Chord
The chord is the length of an imaginary straight line connecting the end points of a curve or arc.

Clad
Clad products refer to wood windows and doors which are covered with an extruded aluminum jacket on the exterior side of the frame and sash.

Clad BMC
An aluminum extrusion designed to simulate brick mould casing for Marvin clad products.

Clad E-Z Tilt Double Hung
An obsolete product which has been replaced by the Clad Ultimate Double Hung.

Clad Flat Casing
An aluminum extrusion designed to simulate flat casing for Marvin clad products.

Clad Ultimate Double Hung
A newly redesigned double hung window offering improved aesthetic, energy and operational properties over the obsolete Clad E-Z Tilt Double Hung. The system allows for tilling and removal of sash.

Clear (CLR)
A term including the higher grades of lumber - sound, relatively free of blemishes.

Close-Grained
Wood with narrow and inconspicuous annual rings; the terms is sometimes used to designate wood having small and closely spaced pores, but in this sense the term "fine textured" is more often used; wood with more than six rings per inch.

Clutch
The plastic and metal or fiber filled nylon assembly on which the sash pivot pins of a Double Hung or Single Hung sash rest. The clutch is attached to the block and tackle system of the balance tubes which allow opening and closing of the sash. The clutches are color coded for easy identification of balance strength.

Coarse-Grained
Wood with wide and conspicuous annual rings; that is, rings in which there is considerable difference between springwood and summerwood; the term is sometimes used to designate wood with large pores, such as oak, ash, chestnut, and walnut, but in this sense the term "coarse textured" is more often used; wood with less than four rings per inch.

Combination Door
A wood framed assembly containing an interchangeable storm panel and screen. The unit is installed on the exterior of the door, and is available for the wood Inswing French Door product line.

Combination Window
A wood or extruded aluminum storm sash with self-storing screen. Bottom glass panels such as those installed on Double Hung units operate by moving the plungers in and sliding the glass panel up to the desired position. Side glass panels such as those installed on Gliders slide to the left or right to the desired position. All inserts are removable from the interior.

Commons
A term describing the ordinary grades of knotty lumber.

Condensation
Condensation is fundamentally humidity made visible. Humidity is water vapor mixed with air. When humidity turns to liquid water, it becomes what we call condensation.

Conifers
The botanical group of trees having needles, or scale-like leaves, and cones; they are usually "evergreen."

Construction Lumber
Lumber that is suitable for ordinary and light construction.

Corner Window
A window where the glass is actually bent to a 90 degree angle for a clear corner view uninterrupted by seams or posts.

Cottage Window
A Double Hung or Single Hung window with the bottom sash taller than the top sash.

Crook
A deviation edgewise from a straight line drawn from end to end of a piece and measured at the point of greatest distance from the straight line: it does not include short kinks.

Cup
A curve in a piece across the grain or width of a piece; it is measured at the point of greatest distance from a straight line drawn from edge to edge of a piece.

Curved Glass
The actual curve of the glass forms a radius for the window providing for an alternative to a conventional bow or bay window. They are available as picture or operating units.

Curved Glass Single Hung
A vertically operating window with stationary top sash and operating bottom sash. Sash are glazing with glass that is curved by a special heating process. Sash and frame members are also curved. Movable sash operates with the use of coil spring block and tackle jamb hardware.

Cut Stock
Clear pieces that have been ripped and cross cut from shop type lumber, such as stiles, rails, muntins, window sash, and many others, intended for further manufacture.
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SPECIAL
EVENT

** NEW EVENT

 

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773-509-6700

 

 

633 W. PERSHING LOCATION

 

773-927-8282 

 

 

News***

 

Our Smartrooms location on CLTV

 

Click here

 

 

 

We can now offer FSC certified wood products!

 

 

 

 

 

We also host monthly EPA RRP Lead Certification Classes (Training provided by OTS, Inc.)

 

 

Date:  Sept. 14, 2010

 

Time: 8a.m.-4:30p.m.

 

Price: $250 per person*

 

(*Includes breakfast and lunch)

 

Course must be paid in full before attending. Please make checks payable to Lee Lumber.

 

$250 cost of class but $300 of Lee Lumber certificates given to those attending the class

 

 To register for one of the above dates, you may download the application, and contact Danielle Rivera at


(773) 927 - 8282 or danielle@leelumber.com

  

 

2010 Lee Lumber 

 

Architect Lunch & Learn Series

 

Event Schedule

 

 

iLevel/Trus Joist

Residential Engineered Lumber

&

Evaluating Floor Preformance

This AIA course is approved for 2 LU's & 

2 H/S/W's


 Wednesday, Septeember 29th, 2010 

 

10:30 - 1:00 

 

For more information, or to reserve your spot

 

at an upcoming event, contact Steve at
(773) 509-6700 x 328 or shuff@leelumber.com


 

 


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