Series 8700 Horizontal Slider

8700 Series
Horizontal Slider

Horizontal sliding windows provide for scenic viewing with the added advantage of comforting ventilation.  The Series 8700 Horizontal Slider combines meticulous craftsmanship with the strength and maintenance-free beauty of rigid vinyl construction to deliver exceptional value and lasting durability. Fusion welded, multi-chamber frame designs combine with Atrium’s warm edge spacer system and optional low-e glass coatings to deliver valuable year-round energy savings.


  • Integrated glide channel for easy sash opening
  • Tandem rollers ride easily along friction-free glide channel
  • Available in ¼-1/2-1/4 or 1/3- 1/3-1/3 configurations.
  • Extruded full screen
  • XX 2-lite configuration (both sashes operate)
  • DP 30 Rating (window size 72” x 48”)


Related Product Videos

Atrium 8700 Series Vinyl Replacement Windows

Atrium Manufacturing Story

Low-E and Argon Gas for Atrium Windows
Available Low-E Glass Packages
Low-E Glass
Low-E glass is coated with a microscopic layer of silver that reflects radiant solar energy while permitting visible light to pass through the glass, providing more comfort and lower energy costs.
Low-E Glass + Argon Gas
Argon gas works like an insulating blanket between two panes of glass to further improve thermal eciency and decrease outside sound levels.
Ultra Low-E Glass + Argon Gas
Choose our ultimate glass package for optimal energy efficiency and maximum cost savings. Ultra Low-E glass offers three invisible layers of silver coating in addition to the superior thermal performance of argon gas.
Grid Options
Available Grid Patterns




Prairie/Perimeter - 3-Leg

Available Grid Types

1-1/8" Simulated Divided Lite

1" Contoured

3/4" Flat

5/8" Contoured

5/8" Flat
Color Options
Available Vinyl Color Options
Available Aluminum Color Options
Available Laminate Options
Available Exterior Paint Options
Device/Monitor screen settings may affect color shown. Please refer to actual window sample when selecting colors. Interior and exterior laminates available on white window only. Only use mild, water based household cleaner on painted product and rinse immediately with water. See full cleaning instructions for details. Grid offering limited to 5/8” contoured or SDL on exterior painted windows.
Decorative Glass Options
Leaded/Star Bevel glass option available on picture windows only and pattern adjusts based on actual window size. Star Bevel background color added for display clarity.
  • Low-E Glass
  • Ultra Low-E Glass + Argon Gas (May be required for Energy Star rating)
  • Obscure glass
  • Double strength glass
  • Optional 5⁄8″ or ¾” flat, 5⁄8″ or 1″ contoured, 5⁄8″ contoured valance grids, as well as colonial and diamond patterns
  • Aluminum charcoal mesh screen*
  • Clear View Screen Mesh*
  • Heavy Duty Screen Mesh*
  • Lifetime glass breakage warranty
Screens are not meant to restrain a child from falling through an open window.
Frame Specifications
Frame Material:
Vinyl (PVC)
Frame Construction:
Frame Appearance:
Jamb Depth:
Product Frame:
Sill Design:
Component Specifications
Glass Properties:
3/4" insulated single strength
  • Low-profile cam lock
Screen Frame:
Screen Mesh:
Testing Specifications
Structural Performance:
  • DP 30 (size tested 72" x 48")
Warranty Coverage
Transferable, limited lifetime
Glass Breakage Warranty:
25-year standard
Manufacturer reserves the right to substitute components as necessary.

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