Thermo-Tech Classic Series Windows Performance Data
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Ultimate High-Performance Lodz™ 366/Argon Double insulated glass with Lodz™ 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.
ES Zone
s
no/Grids
U.S.
ES Zone
s
w/Grids
Canadian
U-Value
ES Zone
Casement Window
.27
3.57
.19
.17
.43 .39
57 All
All
A,B
Horizontal Slider Window
.30 3.33
.22 .20 .51 .45 54 All All A
Single-Hung Window
.29 3.40
.20 .22 .45 .50 55 All All A
Double-Hung Window
.29 3.40
.21 .19 .48 .42 54 All All A
Direct-Set Picture Window .27 3.70
.22 .24 .51 .57 56 All All A,B
Fixed Casement Picture Window .27 3.70
.22 .20 .50 .45 55 All All A,B
Awning Window .27 3.70
.19 .17 .43 .39 55 All All A,B

Energy Guard Triple Insulated Glass Triple insulated glass with high-performance Lodz™ 366/Argon on two glass surfaces
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.
ES Zone
s
no/Grids
U.S.
ES Zone
s
w/Grids
Canadian
U-Value
ES Zone
Casement Window
.19
5.22
.16
.15
.31 .28
71 All
All
A,B,C,D
Awning Window .19 5.55
.16 .15 .31 .28 71 All All A,B,C,D
Direct-Set Picture Window
.16 6.25
.21 .19 .41 .37 69 All All A,B,C,D
Fixed Casement Picture Window
.17 5.88
.19 .17 .36 .32 70 All All A,B,C,D

High-Performance LoDz™ 272 Double insulated glass with LoDz™ 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.
ES Zone
s
no/Grids
U.S.
ES Zone
s
w/Grids
Canadian
U-Value
ES Zone
Casement Window
.28
3.57
.28
.26
.48 .43
56 N,NC,SC
All
A,B
Horizontal Slider Window
.30 3.33
.33 .30 .56 .50 54 N,NC N,NC,SC A
Single-Hung Window
.30 3.33
.30 .33 .50 .56 54 N,NC,SC N,NC,SC A
Double-Hung Window
.30 3.33
.31 .28 .53 .47 54 N,NC N,NC,SC A
Direct-Set Picture Window .28 3.57
.36 .33 .63 .57 56 N,NC N,NC A,B
Fixed Casement Picture Window .27 3.57
.33 .29 .56 .50 55 N,NC N,NC,SC A,B
Awning Window .28 3.57
.28 .25 .48 .43 55 N,NC,SC All A,B

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
Forced Entry  Canadian Air Tightness
Canadian Water
Tightness
Canadian Wind Load
Resistance
Canadian
Blow Out
Canadian Forced Entry
Casement Window
30 x 72
R-50
.02cfm/ft2
7.5 psf
Grade 20
A3
B7 C5 C3 F1
XO Horizontal Slider Window
71 x 47
R-45 .02cfm/ft2 6.75 psf
Grade 10
A3 B2 C5 C5 F1
XOX 3-Lite Horizontal Slider Window
107 x 59
LC-35 .07cfm/ft2
5.25 psf
Grade 10
A3 N/A N/A N/A N/A
Single-Hung Window
35 x 71
R-40 .02cfm/ft2
6.0 psf
Grade 10
A3 B3 C4 C4 F1
Double-Hung Window
48 x 72
R-40 .06cfm/ft2
6.0 psf
Grade 10
A3 B2 C3 C3 F1
Direct-Set Picture Window 96 x 72
CW-35 .01cfm/ft2
12.00 psf
Passed
A3 B7 C3 C3 N/A
Fixed Casement Picture Window 72 x 72
CW-35 .01cfm/ft2
12.00 psf
Passed
A3 B7 C3 C3 N/A
Awning Window 48 x 39
C-40
.05cfm/ft2
7.5 psf
Grade 20
A3 B7 C3 C3 F1

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