The Marvin Ultimate Magnum Double Hung window is designed for large residential openings, commercial applications and historic renovations. Marvin’s Ultimate Magnum Double Hung’s site lines and profiles match Marvin’s Ultimate Double Hung family of products beautifully, making it easy to mix and match windows within this family.


    • High-quality spiral balance system meets AAMA 902-99 Class 5 specifications for smooth operation at every size
    • WDMA certified to H-C50
    • Available in StormPlus™ for coastal region IZ3
    • One-lite Low E2 with argon insulating glass
    • Satin Taupe sash lock
    • Bare wood interior
    • Extruded aluminum clad exterior (clad units)
    • All-wood exterior (wood units)
    • 4 9/16" jambs
    • 8° sill bevel

Available Styles

  • single-hungSingle Hung
  • double-hungDouble Hung