9770 Casement Window

The 9770 new construction casement window offers superior style and traditional craftsmanship with features like beveled exterior edges and multi-point locking hardware. The design offers a large viewing area with clean, continuous lines for unobstructed views.

Energy-efficient casement windows can be difficult to find, but our 9770 vinyl casement window is ENERGY STAR-qualified in all four climate zones in the U.S. A closer look reveals energy-efficient features double-pane insulating glass and a multi-chambered mainframe. Our warm-edge spacer system and triple-point weatherstripping maximize energy efficiency to keep your home comfortable all year round.

The 9770 vinyl casement window is also available with our StormArmor impact-resistant package, making it an ideal choice for homes located in hurricane-prone areas. This is just one of the many energy efficient, high-performance vinyl windows and doors that MI offers.

Energy Star ®


  • North-Central
  • Northern
  • South-Central
  • Southern
  • Warm-edge spacer system maximizes energy efficiency and improves seal performance of insulated glass units
  • Welded, multi-chambered frame and sash for superior strength and energy-efficiency
  • Triple weatherstripping for enhanced thermal performance
  • Multi-point locking hardware creates a tighter, safer seal
  • 90° hinge capability provides maximum ventilation and airflow
Product Details:
  • 3-1/4” frame depth
  • 3/4" insulating glass
  • 4-9/16” and 6-9/16” wood extension jambs available
  • Mounting fin
  • StormArmor package includes impact-resistant glass with low-E and argon
  • Optional brickmould accessory for a decorative look around the window exterior
Performance Ratings:
  • STC: 28
  • U-Value: 0.24-0.38
  • SHGC: 0.16-0.49
  • VLT: 0.31-0.51
Glass Options:
  • Low-E
  • HP Low-E
  • Tempered
  • Obscure
  • Rain
  • Argon gas enhanced
Interior Colors
  • White, almond, and clay extrusion
  • Black matte paint
Exterior Colors
  • White, almond, and clay extrusion
  • Almond, black matte, bronze, clay, cocoa, cream, forest green, and silver paint
  • Black and bronze laminate

Color limitations may exist. Refer to product literature for more details.

View Color Options Data Sheet

Grid Options:
  • 5/8” flat grids-between-the-glass
  • 7/8” flat grids-between-the-glass
  • 11/16” sculptured grids-between-the-glass
  • 15/16” sculptured grids-between-the-glass
  • 1" simulated divided light (SDL)
  • Color match

Complementary Product Options

*Product availability varies by state and region. 
Consult your local building code for product approvals pertaining to your specific project.  Please contact MI for assistance.