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  HGP Industries Inc.   High Performance Glazing  

Residential Insulating Glass Performance Data

   

High Performance Glazing

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RESIDENTIAL INSULATING GLASS PERFORMANCE DATA

BuyLine 5191

GLASS TYPE/
PRODUCT
CODE

Heat Mirror™ insulating Glass

GLASS
THICKNESS
inches

 

TRANSMITTANCE

REFLECTANCE
EXTERIOR

WINTER
NIGHTTIME

SUMMER
DAYTIME
U-Value

SHADING
COEF.

RELATIVE HEAD GAIN

Btu's/Hr/Ft2

Dayling

Solar

UV

Daylight

Solar

1" *

1 1/4**

1" *

1 1/4**

Clear Std. IG
HMTC88
HMSC75
HM88
HM77
HM66
HM55
HM44

1/8
1/8
1/8
1/8
1/8
1/8
1/8
1/8

81
65
62
72
65
55
47
39

69
38
29
47
36
28
23
18

58
.50
.50
.50
.50
.50
.50
.50

16
14
23
19
24
33
41
50

13
27
40
26
38
47
52
58

 0.49
0.21
0.24
0.26
0.25
0.25
0.24
0.24

0.50
0.18
0.21
0.23
0.22
0.22
0.21
0.21

0.52
0.25
0.29
0.31
0.29
0.28
0.28
0.27

0.51
0.22
0.25
0.27
0.25
0.24
0.23
0.23

    0.88
    0.58
    0.41
    0.66
    0.52
    0.41
    0.35
    0.28

182
119
87
  136
108
85
73
69

 

GLASS TYPE/
PRODUCT
CODE


   

GLASS
THICKNESS
inches

TRANSMITTANCE

REFLECTANCE
EXTERIOR

WINTER
NIGHTTIME

SUMMER
DAYTIME
U-Value

SHADING
COEF.

RELATIVE HEAD GAIN

Btu's/Hr/Ft2

Dayling

Solar

UV

Daylight

Solar

1" *

1 1/4**

1" *

1 1/4**

Green Std. HMTC88
HMSC75
HM88
HM77
HM66
HM55
HM44

1/8
1/8
1/8
1/8
1/8
1/8
1/8
1/8

75
60
57
66
60
51
43
36

51
30
25
36
29
23
19
15

36
.50
.50
.50
.50
.50
.50
.50

14
13
20
17
21
29
36
43

9
15
21
16
21
26
29
33

0.49
0.21
0.24
0.26
0.25
0.25
0.24
0.24

0.50
0.18
0.21
0.23
0.22
0.22
0.21
0.21

0.54
0.25
0.29
0.31
0.29
0.28
0.28
0.28

0.54
0.22
0.25
0.27
0.26
0.24
0.24
0.24

    0.69
    0.47
    0.37
    0.52
    0.43
    0.35
    0.30
    0.25

145
97
77
109
90
74
65
55

 

GLASS TYPE/
PRODUCT
CODE

 

GLASS
THICKNESS
inches

TRANSMITTANCE

REFLECTANCE
EXTERIOR

WINTER
NIGHTTIME

SUMMER
DAYTIME
U-Value

SHADING
COEF.

RELATIVE HEAD GAIN

Btu's/Hr/Ft2

Dayling

Solar

UV

Daylight

Solar

1" *

1 1/4**

1" *

1 1/4**

Blue Std. IG
HMTC88
HMSC75
HM88
HM77
HM66
HM55
HM44

1/8
1/8
1/8
1/8
1/8
1/8
1/8
1/8

70
55
53
62
56
47
40
33

37
24
21
28
23
19
16
13

31
.50
.50
.50
.50
.50
.50
.50

13
12
19
15
19
26
32
38

8
9
12
10
13
16
18
52

0.49
0.21
0.24
0.26
0.25
0.25
0.24
0.24

0.50
0.18
0.21
0.23
0.22
0.22
0.21
0.21

0.56
0.25
0.29
0.31
0.30
0.28
0.28
0.28

0.56
0.22
0.25
0.27
0.26
0.24
0.24
0.24

    0.53
    0.38
    0.33
    0.42
    0.36
    0.30
    0.27
    0.23

115
79
70
88
76
65
58
50

 

GLASS TYPE/
PRODUCT
CODE

GLASS
THICKNESS
inches

TRANSMITTANCE

REFLECTANCE
EXTERIOR

WINTER
NIGHTTIME

SUMMER
DAYTIME
U-Value

SHADING
COEF.

RELATIVE HEAD GAIN

Btu's/Hr/Ft2

Dayling

Solar

UV

Daylight

Solar

1" *

1 1/4**

1" *

1 1/4**

Bronze Std. IG
HMTC88
HMSC75
HM88
HM77
HM66
HM55
HM44

1/8
1/8
1/8
1/8
1/8
1/8
1/8
1/8

61
48
46
54
48
41
35
29

54
29
22
36
27
21
17
14

33
.50
.50
.50
.50
.50
.50
.50

11
10
14
13
15
21
25
30

10
19
27
18
25
31
34
37

0.49
0.21
0.24
0.26
0.25
0.25
0.24
0.24

0.50
0.18
0.21
0.23
0.22
0.22
0.21
0.21

0.54
0.25
0.29
0.31
0.29
0.28
0.28
0.28

0.54
0.22
0.25
0.27
0.25
0.24
0.24
0.23

   0.72
    0.46
    0.34
    0.53
    0.42
    0.33
    0.29
    0.24

    151
    95
    71
    110
    88
    70
    61
    51

 

GLASS TYPE/
PRODUCT
CODE

GLASS
THICKNESS
inches

TRANSMITTANCE

REFLECTANCE
EXTERIOR

WINTER
NIGHTTIME

SUMMER
DAYTIME
U-Value

SHADING
COEF.

RELATIVE HEAD GAIN

Btu's/Hr/Ft2

Dayling

Solar

UV

Daylight

Solar

1" *

1 1/4**

1" *

1 1/4**

Gray Std. IG
HMTC88
HMSC75
HM88
HM77
HM66
HM55
HM44

1/8
1/8
1/8
1/8
1/8
1/8
1/8
1/8

54
43
42
48
44
37
31
26

49
26
20
33
25
19
16
13

31
.50
.50
.50
.50
.50
.50
.50

10
9
13
11
13
17
21
25

9
16
22
16
21
26
29
31

0.49
0.21
0.24
0.26
0.25
0.25
0.24
0.24

0.50
0.18
0.21
0.23
0.22
0.22
0.21
0.21

    0.55
    0.25
    0.29
    0.31
    0.30
    0.28
    0.28
    0.28 

0.55
0.22
0.25
0.27
0.26
0.24
0.24
0.24

0.66
0.43
0.32
0.49
0.39
0.31
0.27
    0.23   

140
    89
    67
    102
    82
    66
    58
    49

*Overall unit thickness.
Performance information for LOF's EverGreen® and Ford's Blue is available from Southwall. Data used for Green, Blue, Bronze and Gray is that for PPG Industries Solex®, Azurlite®, Solarbronze® and Solargray®. All data calculated using 1995 Spectral Data from Lawrence Berkeley Laboratories' Window 4. 1 analysis program. For metric values, contact Southwall's Architectural Services Department at 1-800-365-8794.



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