Platform 56 | Light-Commercial Rated Window System

Double Hung

Double Hung Test Report Summary
AAMA Product Air Infiltration Water Test STC / OITC
Test Size Designator      
48 x 77 H-R50 .10 CFM 7.50 psf 32

  • Upscale exterior contour for high end look.
  • Equal & unequal glass versions.
  • Grade 50 performance.
  • Sloped sill and sill insert configurations available.
  • 1" glass capability.
  • Exterior glazed sash.
  • Dual weather stripping.
  • Long reach interlock.
  • No colliding or missing.
  • Double wall frame for less roll.
  • Universal pivot shoe pocket, Spiral, Block & Tackle, and Constant force balance option.
  • Optional two piece field mulling system.
  • Full family of Double Hung, Double Slider, and Picture Window.
  • Accessory options for Bay applications.
  • Full and half screen options.
  • Accessory grooves for slide on nail fin for new construction application.
Platform56 - Double Hung

Single Hung

Single Hung Test Report Summary
AAMA Product Air Infiltration Water Test STC / OITC
Test Size Designator      
76 x 54   .12 CFM 7.50 psf  

  • Upscale exterior contour for high end look.
  • Equal & unequal glass versions.
  • Grade 50 performance.
  • Sloped sill and sill insert configurations available.
  • 1" glass capability.
  • Exterior glazed sash.
  • Dual weatherstripping.
  • Long reach interlock. No colliding or missing.
  • Double wall frame for less roll.
  • Universal pivot shoe pocket, Spiral, Block & Tackle, and Constant force balance option.
  • Optional two piece field mulling system.
  • Full family of Double Hung, Double Slider, and Picture Window.
  • Accessory options for Bay applications.
  • Half screen option.
Platform56 - Single Hung

Double Slider

Double Slider Test Report Summary
AAMA Product Air Infiltration Water Test STC / OITC
Test Size Designator      
72 x 60 HS-R50 .13 CFM 7.50 psf 32

  • Upscale exterior contour for high end look.
  • Grade 50 performance.
  • Equal glass.
  • 1" glass capability.
  • Exterior glazed sash.
  • Long reach interlock.
  • No colliding or missing.
  • Double wall frame for less roll.
  • Optional two piece field mulling system.
  • Dual weatherstripping.
  • Full and half screen options.
  • Accessory grooves for slide on nail fin for new construction application.
  • Tandem rollers for easy glide.
  • 3 panel slider configuration available.
  • Full and half screen options.
Platform56 - Double Slider

Picture Window

Picture Window Test Report Summary
AAMA Product Air Infiltration Water Test STC / OITC
Test Size Designator      
48 x 48 R-PG50 .04 CFM 7.52 psf  

  • Upscale exterior contour for high end look.
  • Equal & unequal glass versions.
  • Grade 50 performance.
  • Sloped sill and sill insert configurations available.
  • 1" glass capability.
  • Exterior glazed sash.
  • Dual weather stripping.
  • Long reach interlock.
  • No colliding or missing.
  • Double wall frame for less roll.
  • Universal pivot shoe pocket, Spiral, Block & Tackle, and Constant force balance option.
  • Optional two piece field mulling system.
  • Full family of Double Hung, Double Slider, and Picture Window.
  • Accessory options for Bay applications.
  • Full and half screen options.
  • Accessory grooves for slide on nail fin for new construction application.
Platform56 - Picture Window