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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. |
Optional foam-filled insulated extrusions add
energy efficiency in Deluxe version only.
(Insulation type may vary during the manufacturing
process)
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The sill dam wall is mortised into the jamb on our
505 Series, virtually eliminating any leaks that may occur at
corner seals. |
| Recessed tilt latches
on the 505 Series give the window a streamlined appearance as well
as holding the sash securely in place. |
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The slim sash lock and tamper-proof keeper of the
505 Series not only adds beauty to your window but also ensures
smooth operation. |
| The Bulb Gasket Seal improves thermal performance,
lowers drafts, and provides better acoustic insulation. |
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The 505 Series is a single hung window where only
the bottom sash is operational. The only screen option for this
window is a stationary half screen. |
|
Our company offers three exterior color selections in addition to
the standard Euro-White option to give your home a distinct look
and enhance its curb appeal. 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.
Interior
Options

Standard Euro-White finish and
Standard Euro-White Lock

Optional Almond frame
and Optional Almond lock

Optional Cocoa frame
and Optional Cocoa lock
Exterior
Colors

Euro-White

Almond

Cocoa

Bronze

All colors except Euro-White are available at an additional
charge.
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.
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Energy Star |
Comparison To |
| Glazing Option |
U-Value |
SHGC |
VT |
CR |
Minimum* |
Energy Star
Minimum |
| Dual Glazed |
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| Clear Glass |
0.45 |
0.60 |
0.63 |
46 |
0.30 |
Does not
qualify |
| With ESP |
0.28 |
0.30 |
0.54 |
62 |
0.30 |
7% Better |
| Deluxe |
0.26 |
0.30 |
0.54 |
62 |
0.30 |
13% Better |
| Triple Glazed |
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| With ESP |
0.22 |
0.26 |
0.43 |
69 |
0.30 |
27% Better |
| Deluxe |
0.20 |
0.26 |
0.43 |
72 |
0.30 |
33% Better |
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U-Value, SHGC, VT, CR values may slightly change for windows made
with GBG (Grids Between Glass)
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| SHGC - Solar Heat Gain Coefficient |
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| VT - Visible Transmittance |
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| CR - Condensation Resistance |
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| ESP - Energy Saving Package |
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| CIT - Currently In Test |
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| * Northern Climate Zone |
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Industry |
Comparison To |
|
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Our Windows |
Minimum |
Industry
Minimum |
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| AAMA Rating |
R50 |
R15 |
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| Air Infiltration cfm/ft2 |
0.01 |
0.3 |
3000% |
Better |
| Water Penetration mph |
57 |
33 |
73% |
Better |
|
| Structural Integrity mph |
171 |
94 |
82% |
Better |
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| Water Penetration mph - Specifies wind load
pressure in mph window can withstand |
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| without leaking, under rain equivalent to 8" per
hour. |
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| Structural Integrity mph - Wind load in mph the
window can withstand before breaking. |
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All result
numbers are based on tested window sample by NFRC & AMMA
testing window guidelines. Use for comparison
purposes only. Actual values may vary depending on installation,
size of the window, and other conditions.
|

5/8" Flat Grid
between glass
|

11/16" Contour Grid
between glass
|
Are you looking for a stunning design detail to instantly set your
home apart both inside and out? A choice of
decorative grids for your windows & doors can highlight the
architectural style that speaks to you.
Grids between glass (GBG) 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 grids on two tone windows are available with
matching interior and exterior colors. |
Most Common Grid Patterns
 |
Our company offers factory-installed half screen with heavy-duty
handle.
Screens are removable from the inside for convenient storage.
Optional locking screen provides an additional safety measure.*
| (* Insect screen cannot support significant
amounts of weight. Please keep small children and pets away from
windows when only insect screens are in use.) |
|
Our company offers ThruVision® Screen standard on the
Insul-Tec - Single Hung to improve the view through the window
while protecting the interior from insects and allowing proper
ventilation.
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ThruVision® Screen
(standard on all OKNA Windows)
|
Competitors Screens
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