188 Single-Slider Window

Aluminum sliding windows like the 188 single-slider window from MI Windows and Doors are perfect for newly built residential homes in areas where performance is vital. Designed specifically with coastal regions in mind, the 188 aluminum single-slider window combines precision and reliability for homes in storm-prone areas.

Sliding windows provide excellent ventilation without compromising the view, and the sleek frame design and slim sight lines on this aluminum window provide a wide vista. The 188 single-slider aluminum window is also available with our StormArmor package, which includes our impact-resistant glass, making this aluminum window improve both curb appeal and safety.

Energy Star ®


  • Dual-pane insulated glass helps maintain constant interior temperatures year-round
  • Warm-edge spacer system maximizes energy efficiency and improves seal performance of insulated glass units
  • Sweep lock system at meeting rail helps maintain the home’s security
  • Interlocking sashes help reduce air infiltration
Product Details:
  • 2” frame depth
  • 5/8” insulated glass
  • 1/2" Florida flange available
  • StormArmor package includes impact-resistant glass with low-E and argon
Performance Ratings:
  • STC: 28
  • U-Value: 0.51-0.70
  • SHGC: 0.22-0.64
  • VLT: 0.39-0.66
Glass Options:
  • Low-E
  • HP Low-E
  • Tempered
  • Obscure
  • Argon gas enhanced
  • Impact Laminated Glass
Frame Colors:
  • White
  • Bronze
Grid Options:
  • 5/8" flat grids-between-the-glass
  • Color match

*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.