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Double Hung: Insul-tech

Double Hung: Insul-tech

Fusion welded beveled frame & sash for strength and durability. Heatseal® warm edge spacer system for excellent thermal efficiency and drastic reduction in the possibility of condensation on the inside of the window. Full integral interlock with double weather-stripping. Heavy gauge fully extruded handle on bottom sash. Fiberglass mesh half screens standard on all windows. Available in Replacement and New Construction applications.

Performance Numbers:

To see Thermal and Structural numbers for this window series please CLICK HERE to download.

Warranty:

All of our windows and doors are manufactured from high quality materials and are backed by a Transferable Lifetime Limited Warranty.

installation

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Overview

Full 3 1/4" depth welded mainframe with beveled colonial exterior features curves that are not only beautiful, but also allow for maximum weld surface resulting in strength and years of long lasting performance.

Standard sash lock with tamper-resistant cam ensures a much smoother turn, and increases the life cycle over traditional locks.

Push button spring-loaded vent latches allow both window and sashes to remain partially open for ventilation.

The sill dam wall is mortised into the jamb adding strength and lowering the possibility of leaks.

The 500 series offers a fully integrated lift rail giving the window a nice, contemporary look. 

The bulb gasket seal improves thermal performance, lowers drafts, and provides better acoustic insulation.

Optiona foam-filled insulated extrusions add energy efficiency; deluxe version only.

(Insulation type may vary during the manufacturing process.)

Interior Options

Our company offers two interior colors in addition to our standard Euro-White to give your home a distinct look. 

Optional colors are available at additional cost.

Euro-White (Standard)
Euro-White (Standard)
Almond (Optional)
Almond (Optional)
Cocoa (Optional)
Cocoa (Optional)

Cocoa (Optional)
Exterior Options

Okna Windows offers six exterior stock color selections in addition to the standard Euro-White option to give your house a distinct look and enhance its curb appeal. You can also select custom exterior colors from a virtually unlimited selection of paints. Our paints are environmentally safe and durable, giving your exterior a vibrant and long-lasting color finish.

Almond
Almond
Sandstone
Sandstone
Terra Brown
Terra Brown
Cocoa
Cocoa
Basic Brown
Basic Brown
Bronze
Bronze
Custom Colors
Custom Colors

Custom Colors
Hardware

To create a style and finish that reflects your unique taste, our hardware is designed to harmonize with our different window styles and decor ideas. 

Euro-White (Standard)
Euro-White (Standard)
Almond (Standard on Solid Almond Windows)
Almond (Standard on Solid Almond Windows)
Cocoa (Standard on Solid Cocoa Windows)
Cocoa (Standard on Solid Cocoa Windows)

Cocoa (Standard on Solid Cocoa Windows)
Grids

GBG grilles consist of aluminum bars sealed in the insulation airspace between the two panes of glass. Because the interior and exterior glass surfaces are not affected, cleaning your windows is a much easier task.

Flat Grid
Flat Grid
Contour Grid
Contour Grid

Contour Grid
Grid Patterns

Are you looking for a stunning design detail to instantly set your home apart both inside and out? A choice of decorative grilles for your Okna Windows & Doors can highlight the architectural style that speaks to you.

Colonial
Colonial
Prairie
Prairie
Diamond (Not available with SDL Grids)
Diamond (Not available with SDL Grids)

Diamond (Not available with SDL Grids)
Glass Options

Okna Windows offers textured glass in a variety of distinctive choices that add visual interest to any design while offering variabilitiy in light control. With a range of options at your fingertips, you can find a stadard glass texture for virtually every application and aesthetic, from traditional to modern. 

Regular Obscure
Regular Obscure
Niagra Glass
Niagra Glass

Niagra Glass
Screens

Okna Windows offers factory-installed half screen with heavy-duty handle. Screens are removable from the inside for convenient storage. We also offer ThruVision Screens improving view thru the window protecting interior from insects and allowing perfect ventilation.

ThruVision Plus is our fiber glass improved visibility screen. This product does for windows and doors what high-definition technology has done for television viewing; it improves the view by making it sharper and more vivid.

Industry Standard Screen
Industry Standard Screen
ThruVision Plus Screen
ThruVision Plus Screen