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Mikron 1250 System

Quanex’s Mikron 1250 vinyl window profile is perfect for your energy-saving windows, multi-family windows or other applications requiring outstanding thermal performance. For new and retrofit needs in low- to mid-rise multi-family window applications, look no further to meet demanding specifications.

Accommodating dual-insulating glass (IG) units up to 1″ thick and delivering the flexibility to configure into a number of combinations, Mikron 1250 helps reduce pathways for potential water penetration. Frames are designed to accept reinforcement inserts to meet a variety of structural needs, with an available 4 9/16″ frame depth for maximum versatility.

Technical data

  • Frames designed to accept reinforcement inserts to meet structural needs

Styles available:

Single Hung, Double Hung, Horizontal Slider, Double Horizontal Slider, Multiple Fixed Window

Finishes available:

MikronBlend® Solid Vinyl Colors: White, Adobe, Almond


  • Compatible with dual- and triple-glazing systems with Duralite® and Super Spacer® warm-edge spacer technology for improved energy savings
  • Tested strength encapsulated by durable, heat-reflecting, impact-resistant and corrosion-proof proprietary MikronBlend® vinyl
  • Ideal for low- to mid-rise commercial new construction and retrofit projects
  • Superior energy-saving performance for multi-family building application

Mikron Product Literature

Commercial Systems Performance

Air leakage resistance in cfm/sq. ft. per ASTM E283: Water penetration resistance test pressure in psf per ASTM E547.

SeriesWindow Type Test Size Air Water AAMA Rating
1250Casement/Awning 36" x 72" 0.19 12.0 C 55
1250Horizontal Slider 108" x 60" 0.09 5.2 C 35
1250Single Hung 44" x 60" 0.12 4.5R 60
1250Picture80" x 78" 0.026.7 C 35

This page was last updated on November 17, 2022. Downloaded document versions may differ. Please check the individual documents for most current version.

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