Bottom sash slides vertically up and the top panel is inoperable. Some models tilt in for easy cleaning.
Both top and bottom sashes operate. Mainly tilt options available.
A non-venting or inoperable fixed window.
Cranks outward by hinging at the left or right side.
Both the left & right sashes operate & slide horizontally past a middle fixed sash. Available in a ¼ ½ ¼ or 1/3 1/3 1/3 configuration.
One sash slide horizontally and the other side is inoperable.
Both sashes slide horizontally passing each other.
Hinged at the top and cranks outward.
Three windows that project from the home with a fixed center window and side flankers that operate. Flanker windows available as double hung or casement windows. 15, 30, 45 or 90 degree options.
Made up of three or more windows, assembling along a common radius.
Non-operating or operating windows that have a radius arc as part of their shape.
Trapezoid-shaped flanker casement windows that open for ventilation while allowing
Both panels open and can swing inward or outward.
Center Hinge Door
Two-panel door that has a fixed side and one slab that operates. Hinged in the center of the door.
2, 3 or 4 panels. On 2 & 3 panel models, 1 panel slides. On 4 panels units, 2 center panels slide.