1.800.221.4169
Series 550G retains an AAMA Heavy Commercial and Architectural Grade rating to meet the most demanding specifications. Designed for educational, office or healthcare facilities, the 550G window system is an attractive product for a wide range of applications. Multiple glazing options provide flexibility to meet specific design requirements. Thermal barriers in the frame and sash improve thermal performance enhancing your energy saving potential. Offered with a complete line of sub frames, mullions and architectural sills the 550G window provides the complete solution for your fenestration needs.

E-Strut™ thermal isolator
Completely eliminates dry shrinkage
Dual finish capability
Snap in grid muntins available
Easily removable for glass cleaning
E-Strut™ thermal isolator
Improves U-Value performance
Snap in grid muntins available
Removes grid from glazing pocket
Vertical or horizontal stacking members
Increases configuration options
Dual glazing with optional integral blinds
Improved energy savings and interior light or privacy control with low maintenance
Pressure equalization
Superior water resistance
Angle reinforced vent corners
Improves sash/vent rigidity
Wide variety of locking and operating hardware available
Permits hardware options to address specific requirements
Accessory line of subframes, mullions, and architectural sills
Allows custom designs with standard product
Anodized and painted finishes available
Unlimited options to answer economic and aesthetic concerns
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  • 550G Casement-In

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  • 550G Fixed

    550G Fixed

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  • 550-I Project-Out

    550-I Project-Out

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  • 550G Project-In

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  • 550-I Project-In

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  • 550-I Fixed

    550-I Fixed

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  • 550G Casement-Out

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  • <p>1S02<br/></p>

    1S02

  • <p>1S03<br/></p>

    1S03

  • <p>2379<br/></p>

    2379

  • <p>2S18<br/></p>

    2S18

  • <p>ED78<br/></p>

    ED78

  • <p>EE57<br/></p>

    EE57

  • <p>EG35<br/></p>

    EG35

  • <p>EK04<br/></p>

    EK04

  • <p>EM83<br/></p>

    EM83

  • <p>EN01<br/></p>

    EN01

  • 1506

    1506

  • 2129

    2129

  • 2349

    2349

  • 2382

    2382

  • 2804

    2804

  • 2841

    2841

  • 2903

    2903

  • 2904

    2904

  • 2908

    2908

  • 2909

    2909

  • 2910

    2910

  • 2912

    2912

  • 2913

    2913

  • 2922

    2922

  • 2937

    2937

  • 2987

    2987

  • 2997

    2997

  • 3638

    3638

  • 4189

    4189

  • 1443

    1443

  • 1584

    1584

  • 2153

    2153

  • EX20

    EX20

  • EX28

    EX28

  • EX38

    EX38

  • EX52

    EX52

  • EX54

    EX54

  • EX56

    EX56

  • KC35SL

    KC35SL

  • Glazing

    Glazing

  • <p>5H87<br/></p>

    5H87

  • 1255

    1255

  • 1M10

    1M10

  • 1M68

    1M68

  • 1M90

    1M90

  • 1M98

    1M98

  • 3M01

    3M01

  • 3M06

    3M06

  • 3M11

    3M11

  • 3M16

    3M16

  • 3M21

    3M21

  • EF53

  • EH08

    EH08

  • EK01

    EK01