Product Specs

The Product Selector is your quick-search home for complete specifications, installation instructions and product resources for all Integrity Ultrex fiberglass products. Use the drop-down menus below to narrow your search.

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Integrity Fiberglass Ultrex Double Hung Window
All Ultrex

Double Hung Window

Enjoy traditional styling with the modern dependability of Ultrex. All Ultrex Double Hung windows match the sightlines of Integrity Picture, Transom and Polygon units and factory mulling allows for easy installation of window combinations. Both the top and bottom sashes tilt and remove easily for hassle-free maintenance and cleaning.

  • Low-maintenance Ultrex exterior and interior
  • 11° sloped sill provides superior water management
  • 50DP ratings on most sizes for superior performance
  • Folding nail fin and all installation accessories included
  • 10-year manufacturing warranty/20-year glass seal warranty
  • LoE2 glass with argon gas standard
  • LoE3-366 and tempered glass available
  • Special sizing down to 1/64”
Energy Data

Integrity All Ultrex Double Hung

Insulating Glass/LoĒ-180 - Air0.350.540.63
Insulating Glass/LoĒ-180 - Air - GBG0.350.490.56
Insulating Glass/LoĒ-180 - Argon0.320.550.63N
Insulating Glass/LoĒ-180 - Argon - GBG0.320.490.56N
Insulating Glass/LoĒ²-272 - Air0.350.340.57
Insulating Glass/LoĒ²-272 - Air - GBG0.350.300.51SC
Insulating Glass/LoĒ²-272 - Argon0.310.330.57NC
Insulating Glass/LoĒ²-272 - Argon - GBG0.310.300.51NC, SC
Insulating Glass/LoĒ³-366 - Air0.340.230.51SC, S
Insulating Glass/LoĒ³-366 - Air - GBG0.340.200.46SC, S
Insulating Glass/LoĒ³-366 - Argon0.300.220.51N, NC, SC, S
Insulating Glass/LoĒ³-366 - Argon - GBG0.300.200.46N, NC, SC, S
Architectural Detail Manuals (ADM)

Click a link below to download detailed product information, including sizes, features, design pressures, NFRC values, egress information, elevations and section details. Documents can be opened using Adobe Acrobat or compatible .pdf viewer.
Construction Specifications

Click a link below to download customizable specification information for use in preparing project documentation and submittals. Documents can be opened using Microsoft Word or compatible .doc viewer / editor.
Installation Instructions

Parts Manuals

Click a link below to view parts by product type. Documents provide part identification, as well as available and obsolete parts information. Documents can be opened using Adobe Acrobat or compatible .pdf viewer.
Drawings and 3D Models

Symbols of standard window and door products are ready to insert directly into your ADT, SoftPlan, Chief Architect, ArchiCAD, VectorWorks, Home Designer, Revit and SketchUp Version 6 and now SketchUp Dynamic Components (Version 7 & 8) plans. Self-installing files are available.
Home Designer
Drawing Type
Operation Type
Performance Level
Home Designer v9 Integrity Detail and ElevationOperatingStandard All Ultrex
Drawing Type
Operation Type
Performance Level
All Ultrex Double Hung ElevationOperatingStandard All Ultrex