Western Window Systems Performance Line

Western Window Systems

Performance Line

Western Window Systems Performance Line family of moving glass walls and windows address energy and structural requirements while promoting contemporary design.


Climate Ready Glass

LoĒ²-270 all-climate coated glass or LoĒ³-366, a high-performance glass that delivers solar control and high visibility, from Cardinal Glass Industries.

Heavy Duty Hardware

Compliant with California’s rigorous Title 24 requirements in both the prescriptive and performance methods.

Clean Design

Interlocking stiles with narrow widths keeps lines clean and glass big.

Smooth Operation

Sealed stainless steel ball bearing rollers make our aluminum multi-slide doors easy to operate. An interlocking track design provides structural integrity and makes it possible to span wide openings with almost any number of panels.

Tested for Durability

Certified by the NFRC and AAMA.


Concealed Locking System

Hidden stainless steel multi-point lock to secure sliding panels, providing additional strength and protection. A keyed cylinder option is available.

Energy Star Rated

ENERGY STAR qualified options available.

Bigger Sizes

Choose from pocketing, non-pocketing, and bi-parting configurations. There’s even a 90-degree option that completely opens up the sides of a room by eliminating a connecting post.

Series 7600 Multi Slide Door

Series 7650 Sliding Glass Door

Series 7950 Bi Fold Door

Series 7630 Window Wall

Series 7000 Window Line

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