Thermal Performance

THERMAL STEEL

1/4” Temp SN68-1/2” Aluminum Spacer Argon-3/16” IS20 Temp Clear

 

Fixed

U Factor

0.28

SHGC

0.33

VT

0.60

Casement

Awning

U Factor

0.38

SHGC

0.28

VT

0.48

Out Swing

Door

U Factor

0.32

SHGC

0.31

VT

0.55

In Swing

Door

U Factor

0.32

SHGC

0.31

VT

0.55

Sliding

Door

U Factor

0.32

SHGC

0.32

VT

0.57

Bi-Fold

Door

U Factor

0.30

SHGC

0.33

VT

0.61

TRUE STEEL

1/4” Temp SN68-1/2” Aluminum Spacer Argon-3/16” IS20 Temp Clear

 

Fixed

U Factor

0.33

SHGC

0.33

VT

0.59

Casement

Awning

U Factor

0.42

SHGC

0.31

VT

0.55

Out Swing

Door

U Factor

0.35

SHGC

0.33

VT

0.58

In Swing

Door

U Factor

0.37

SHGC

0.31

VT

0.55

Sliding

Door

U Factor

0.46

SHGC

0.27

VT

0.46

Bi-Fold

Door

U Factor

0.42

SHGC

0.30

VT

0.52

Thermal Steel – Triple Glazed

3/16” Clear Tempered with Cardinal 272 - 3/8” Aluminum Spacer - Argon Gap Fill - 3/16” Clear Tempered with Cardinal 272 - 3/8” Aluminum Spacer - Argon Gap Fill - 3/16” Clear Tempered

Lite 1 Lite

 

Fixed

U Factor 0.21
SHGC 0.29
VT 0.50

Casement/

Awning

U Factor 0.31
SHGC 0.25
VT 0.41

Out Swing

Door

U Factor 0.26
SHGC 0.27
VT 0.46

In Swing

Door

U Factor 0.26
SHGC 0.27
VT 0.46

Sliding

Door

U Factor 0.26
SHGC 0.28
VT 0.48

Bi-Fold

Door

U Factor 0.24
SHGC 0.30
VT 0.51