Certified Window

Win-Dor 1550 Horizontal Slider

Win-Dor Inc Blue Path Certified (Valid through 2026-09-18) NFRC Product # WDI-A-37-00483-00001 NFRC Lite Two Product #

Overview

  • U-Value, Whole Window

    0.20 BTU/hr·ft²·°F 1.15 W/m²K

  • U-Value, Center of glass (U-COG)

    0.15 BTU/hr·ft²·°F 0.86 W/m²K

  • SHGC-COG

    0.246

  • Operation Type

    Operable

  • Frame Material

    Vinyl

  • IGU Panes

    Triple

  • Glazing Name

    E366 / arg / clear / arg / E180 (#5) (4mm/4mm/4mm) - 1-1/4" IG

  • Rec. Climate Zone(s)

    • 1
    • 2
    • 3C
    • 3B
    • 3A
    • 4C
    • 5C

IGU (Glazing) Information

  • Panes

    Triple

  • Gas Fill

    Argon

  • Spacer

    Quanex Super Spacer Standard

Frame Information

Lite One Head Upper Meeting Rail Upper Left Jamb Upper Right Jamb
Frame height 1.61 in 41 mm 1.61 in 41 mm 1.61 in 41 mm 1.54 in 39 mm
U-Frame 0.28 BTU/hr·ft²·°F 1.57 W/m²K 0.27 BTU/hr·ft²·°F 1.52 W/m²K 0.27 BTU/hr·ft²·°F 1.55 W/m²K 0.33 BTU/hr·ft²·°F 1.86 W/m²K
PSI-Spacer 0.012 BTU/hr·ft·°F 0.021 W/mK 0.012 BTU/hr·ft·°F 0.021 W/mK 0.012 BTU/hr·ft·°F 0.021 W/mK 0.012 BTU/hr·ft·°F 0.021 W/mK
Lite Two Lower Meeting Rail Sill Lower Left Jamb Lower Right Jamb
Frame height 2.99 in 76 mm 2.99 in 76 mm 1.54 in 39 mm 2.76 in 70 mm
U-Frame 0.29 BTU/hr·ft²·°F 1.62 W/m²K 0.26 BTU/hr·ft²·°F 1.46 W/m²K 0.72 BTU/hr·ft²·°F 4.06 W/m²K 0.28 BTU/hr·ft²·°F 1.57 W/m²K
PSI-Spacer 0.012 BTU/hr·ft·°F 0.021 W/mK 0.012 BTU/hr·ft·°F 0.02 W/mK 0.012 BTU/hr·ft·°F 0.021 W/mK 0.012 BTU/hr·ft·°F 0.021 W/mK

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