Products




Home | Products | Replacement Windows | 500 Series

500 Series

Click Image for Details
 

 500 Series - Double Hung

  • Full 3¼" 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.
  • 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.
  • The optional Auto-Lock features an exclusive automatic locking system which is easy to engage.
  • Heavy gauge fully extruded handles on both sashes.
  • Fiberglass mesh half screens standard on all windows.
  • Optional locking screen provides an additional safety measure.*
  • Available in Replacement and New Construction applications.


Full 3¾" 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.
Optional foam-filled insulated extrusions add energy efficiency - Deluxe version only.
(Insulation type may vary during the manufacturing process)
Standard Sash lock with tamper-proof cam ensures a much smoother turn, and increases the life cycle over traditional locks.
Optional Auto-Lock features an exclusive automatic locking system which is easy to engage.
The Bulb Gasket Seal improves thermal performance, lowers drafts, and provides better acoustic insulation.
Push Button Spring-Loaded Vent Latches allow both window 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.

Interior Options

Our company offers three interior colors to give your home a distinct look.

 
Euro White
Euro White
Almond
Almond
Cocoa
Cocoa

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.

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

Optional Auto-Locks

OKNA Windows Auto-Lock features an exclusive automatic locking system which is easy to engage.

Euro White
Euro White
Almond
Almond
Cocoa
Cocoa
  All colors except Euro-White are available at an additional charge. Colors on your monitor may not match the product's actual color. Please visit a local dealer to view actual color samples.

You can also special order 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.

  Industry Minimum Requirement OKNA Windows Comparison to Industry Minimum
U Factor 0.33 0.28 15% Better Energy Efficiency
Air Leakage (AL) cfm/ft2 0.3 0.02 15 Times Better
Water Infiltration mph 33 54 64% Better
Structural Integrity DP50 mph 94 171 82% Better



5/8" Flat Grid
between glass

11/16" Contour Grid
between glass


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.

GBG grilles consist of aluminum bars sealed in the insulating 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.
GBG grilles on two tone windows are available with matching interior and exterior colors.


Most Common Grid Patterns

Colonial Praire Diamond


Full Screen
Ventilation through
the entire window
Half Screen
Ventilantion through bottom sash.
Upper sash view is
not effected.


All our screens are well crafted and
beautifully finished with xxxxxxxx
corners.
Both screens are removable from the inside for convenient
seasonal storage. To increase safety screen can have
optional lock.

(* Insect screen cannot support significant amounts of weight.
Please keep small children and pats away from windows when only
insect screens are in use.)


Okna Windows offers ThruVision® Screen which improves view thru the window
protecting interior from insects and allowing perfect ventilation.

ThruVision® Screen Regular Screen