• Tested to AAMA CW60
• Thermally Insulated-NFRC Certified
• U-Factors as Low as 0.34
• 4-1/2" (114 mm) Deep Frame to Match Typical Building Conditions
• Choice of Block or Fin Frame
• 1" (25 mm) Glazing
• Class 5 Balance for Ease of Operation
• Accessories Like Screens, Mulling Bars, Subsills, Head and Jamb Channels are Available
• Available in an Array of Architectural Coatings and Anodized Finishes
• Complimented by the 8200 Horizontal Sliding and 8100 Fixed Windows
• Maximum frame size 56" x 91" (1422 x 2311 mm)
• Made in the USA