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1/4" GLASS - 1/2" AIR SPACE - 1/4" GLASS
GLASS
PART NUMBER
GLASS
TYPES
TRANSMITTANCE
REFLECTANCE
U-VALUE
SHADING COEFFI-
CIENT
SOLAR HEAT
GAIN COEFFI-
CIENT
Visible
%
Solar
Energy
%
Visible
Light
%
Total
Solar
Energy
%
Winter
Night-
time
Summer
Daytime
CLEAR Air/Argon Air/Argon  
ISL-311-61 Clear Ti-AC 40 (2) 68 34 9 30 .29/.24 .28/.22 0.44 0.38
GREEN
ISL-62-311
Green (3)
59
25
9
11
.29/.24
.28/.22
0.43
0.37
DARK GREEN
ISL-107-311
Green 2000 (3)
51
20
8
7
.29/.24
.28/.22
0.35
0.31
BLUE GREEN
ISL-66-311
Blue-Green (3)
58
25
9
12
.29/.24
.28/.22
0.43
0.37
ISL-68-311
Caribia™ (3)
52
20
8
7

.29/.24

.28/.22
0.36
0.31
BRONZE
ISL-64-311
Bronze (3)
41
20
7
15
.29/.24
.28/.22
0.37
0.32
GREY
ISL-63-311
Grey (3)
36
18
7
14
.29/.24
.28/.22
0.35
0.3
MEDIUM GREY
ISL-214-311
Optigray® 23 (3)
18
9
5
6
.29/.24
.28/.22
0.22
0.19
DARK GREY
ISL-60-311
Graylite® (3)
11
8
5
10
.29/.24
.28/.22
0.21
0.18
ISL-204-311
Grey 2000 (3)
6
3
4
4
.29/.24
.28/.22
0.14
0.12
BLUE
ISL-102-311
Arctic Blue (3)
43
19
7
8
.29/.24
.28/.22
0.35
0.3
ISL-65-311
Blue (3)
44
21
8
13
.29/.24
.28/.22
0.38
0.33
DARK BLUE
ISL-91-311
Blue 2000 (3)
33
15
6
7
.29/.24
.28/.22
0.3
0.26
AQUA BLUE
ISL-67-311 Azuria™ (3) 53 21 8 6 .29/.24 .28/.22 0.36 0.32
  • Performance data represents center of glass values calculated under the guidelines of LBNL Window 5.2 computer analysis, assuming and air mass of 1.5.
  • Tinted, Reflective and Low-E products may require heat-treating. Consult Insulite
  • (2) - 2nd Surface, (3) - 3rd Surface
  • Pyrolitic (hard-coat) Coating Vacuum Deposited (soft-coat) Coating
  • Products listed under each category may not visually match another product in the same category.
  • Consult Insulite for glass types not listed