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MF-1 and MF-2 Horizontal Sliding Windows


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Model Shown is 4040 MF-1



MF-1 SliderMF-2 Slider
  • .87 NFRC U-value Rating
  • 1/4" Air Space
  • 2 Position Heavy Steel Roller
  • Marine Glazed Sash
  • Swiggle to Ruduce Condensation
  • Cam Latch for Tight Seal
  • Tinted or Safety Glass
  • Easy Removable Panels
  • 1 1/2" Wide Frame
  • Lifetime Warranty
  • .75 NFRC U-value Rating
  • 1/2" Air Space
  • 2 Position Heavy Steel Roller
  • Marine Glazed Sash
  • Swiggle to Ruduce Condensation
  • Cam Latch for Tight Seal
  • Tinted or Safety Glass
  • Easy Removable Panels
  • 2 5/16" Wide Frame
  • Lifetime Warranty


  • MF-1 Rough Opening Size - 1/2" Under Call Out

    MF-2 Rough Opening Size - Call Out

    slider window sizes

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