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Window Info

Windows and Doors 101

Confused about all the window, door and skylight options available at WindowRama? Read this page to learn more about window and door terminology.

Double Hung orDouble Hung or Single Hung Window
Single Hung Window
One or both sashes slide
vertically. Some Models
tilt in for easy cleaning.

Casement Window
Opens outward by
at the left
or right side.
French Casement
Both sashes open out.
No Center Jamb. 
Hinged at the top
and swings outward.
Sliding or Gliding
One or both sashes
slide horizontally.
Picture Window
A non-venting or
inoperable fixed window.

Round Top
A half-circular
window usually
placed above another window
or door.

Quarter Round Window
A quarter-circle window
typically used in combination
with other units for architectural
Elliptical Top
Like a Circle
Top, except
elliptical in shape. 
Arch Top Window
A window with an
arched top and strait sides.
Polygon Window
Windows of unusual
shapes, i.e. - octagons,
triangles, etc.
Combination Window
Made by joining single
units to form more
elaborate designs.
Bay Window
Has side flanker
windows set at
30, 45 or 90
degrees, with
one or more center windows.
Bow Window
Made up of three or more windows,
assembled along a common radius.
Basement Window
Hinged on the bottom to
open outward hopper-style. 
Sliding Patio Door
2, 3 or 4 panels. On
2 & 3 panel models,
1 panel slides. On 4
panel units, 2 center
panels slide. 
Hinged Patio Door
One or both panels
swing inward or
outward for egress.

Glossary of Common Window & Door Terms

Here are some of the more common terms used in the window and door industry.


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