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Ultimate High-Performance LoĒ³™ 366/Argon/I89™ Double insulated glass with LoĒ³™ 366/Argon on one glass surface and I89™ on interior surface.
Window Style U-Value R-Value
Solar Heat Gain
no/Grids
Solar Heat Gain
w/Grids
Visible Light
no/Grids
Visible Light
w/Grids
Condensation
Resistance
U.S. Energy Star Zones
no/Grids
U.S. Energy Star Zones
w/Grids
Casement Window .23 4.35 .18 .17 .43 .39 45 All All
Horizontal Slider Window .25 4.00 .22 .20 .51 .45 44 All All
Single-Hung Window .25 4.00 .21 .19 .50 .44 44 All All
Double-Hung Window .25 4.00 .20 .18 .47 .42 44 All All
Direct-Set Picture Window .22 4.55 .24 .22 .56 .50 44 All All
Fixed Casement Picture Window .22 4.55 .21 .19 .49 .44 44 All All
Awning Window .24 4.17 .18 .17 .42 .38 44 All All

 

Premium High-Performance LoĒ³™ 366/Argon Double insulated glass with LoĒ³™ 366/Argon on one glass surface
Window Style U-Value R-Value
Solar Heat Gain
no/Grids
Solar Heat Gain
w/Grids
Visible Light
no/Grids
Visible Light
w/Grids
Condensation
Resistance
U.S. Energy Star Zones
no/Grids
U.S. Energy Star Zones
w/Grids
Casement Window .27 3.70 .19 .17 .42 .38 57 All All
Horizontal Slider Window .29 3.45 .22 .20 .51 .46 55 All All
Single-Hung Window .29 3.45 .22 .20 .51 .45 55 All All
Double-Hung Window .30 3.33 .21 .19 .48 .43 55 All All
Direct-Set Picture Window .27 3.70 .24 .22 .57 .51 57 All All
Fixed Casement Picture Window .26 3.85 .22 .20 .51 .45 56 All All
Awning Window .27 3.70 .19 .17 .43 .39 56 All All

 

High-Performance LoĒ²™ 272 Double insulated glass with LoĒ²™ 272/Argon on one glass surface
Window Style U-Value R-Value
Solar Heat Gain
no/Grids
Solar Heat Gain
w/Grids
Visible Light
no/Grids
Visible Light
w/Grids
Condensation
Resistance
U.S. Energy Star Zones
no/Grids
U.S. Energy Star Zones
w/Grids
Casement Window .27 3.70 .28 .26 .48 .43 57 N, NC,SC All
Horizontal Slider Window .30 3.33 .33 .30 .57 .51 54 N, NC N, NC, SC
Single-Hung Window .30 3.33 .33 .30 .56 .50 55 N, NC N, NC, SC
Double-Hung Window .30 3.33 .31 .28 .54 .48 55 N, NC N, NC, SC
Direct-Set Picture Window .27 3.70 .37 .33 .64 .57 56 N, NC N, NC
Fixed Casement Picture Window .27 3.70 .33 .29 .56 .50 56 N, NC N, NC, SC
Awning Window .27 3.70 .28 .26 .48 .43 56 N, NC, SC All

All tests conform to NFRC 100-2004, NFRC 200-2004, NFRC 500-2004 procedures.

Structural Performance Data  
Window Style Size Tested Class/Performance
Grade
Air Infiltration Water Infiltration
Casement Window 30 x 72 R-50 .03cfm/ft2 7.5 psf
XO Horizontal Slider Window 72 x 48 R-40 .07cfm/ft2 6.06 psf
XOX 3-Lite Horizontal Slider Window 108 x 60 R-30 .09cfm/ft2 4.60 psf
Single-Hung Window 40 x 72 R-40 .07cfm/ft2 6.06 psf
Double-Hung Window 48 x 72 R-40 .07cfm/ft2 6.0 psf
Direct-Set Picture Window 96 x 72 LC-50 .01cfm/ft2 12.00 psf
Fixed Casement Picture Window 72 x 72 LC-40 .01cfm/ft2 12.00 psf
Awning Window 48 x 39 C-40 .05cfm/ft2 7.5 psf

The windows and doors described herein meet or exceed the AAMA/WDMA/CSA 101/I.S.2/A440-08.