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NFRC Information

Most of our products are rated by the NFRC, the National Fenestration Rating Council. Below you can find the NFRC U-Factor and Solar Heat Gain Coefficient (SGHC) ratings for our NFRC-evaluated products.

Series 3000 - 1 5/8" Aluminum Window

Fixed

Glass Make Up U-Factor SHGC
3/16 SB60 / Air / 3/16 Clear *0.410.35
3/16 SB60 / Argon / 3/16 Clear0.370.35
3/16 SB70 / Air / 3/16 Clear0.40.25
3/16 SB70 / Argon / 3/16 Clear0.370.25
3/16 SB70 / Argon / 3/16 Energy Advantage0.310.23

Casement

Glass Make Up U-Factor SHGC
3/16 SB60 / Air / 3/16 Clear *0.570.3
3/16 SB60 / Argon / 3/16 Clear0.540.29
3/16 SB70 / Air / 3/16 Clear0.560.21
3/16 SB70 / Argon / 3/16 Clear0.540.21
3/16 SB70 / Argon / 3/16 Energy Advantage0.480.2

Awning

Glass Make Up U-Factor SHGC
3/16 SB60 / Air / 3/16 Clear * TEST0.570.3
3/16 SB60 / Argon / 3/16 Clear0.540.29
3/16 SB70 / Air / 3/16 Clear0.570.21
3/16 SB70 / Argon / 3/16 Clear0.540.21
3/16 SB70 / Argon / 3/16 Energy Advantage0.490.2

Series 5000 - 2 1/4" Thermally Broken Fill & Debridge Aluminum Window

Fixed

Glass Make Up U-Factor SHGC
3/16 SB60 / Air / 3/16 Clear *0.370.34
3/16 SB60 / Argon / 3/16 Clear 0.340.34
3/16 SB70 / Air / 3/16 Clear 0.370.24
3/16 SB70 / Argon / 3/16 Clear 0.330.24
3/16 SB70 / Argon / 3/16 Energy Advantage0.290.23

Casement

Glass Make Up U-Factor SHGC
3/16 SB60 / Air / 3/16 Clear *0.480.28
3/16 SB60 / Argon / 3/16 Clear 0.450.27
3/16 SB70 / Air / 3/16 Clear 0.480.2
3/16 SB70 / Argon / 3/16 Clear 0.450.19
3/16 SB70 / Argon / 3/16 Energy Advantage0.410.19

Awning

Glass Make Up U-Factor SHGC
3/16 SB60 / Air / 3/16 Clear *0.480.28
3/16 SB60 / Argon / 3/16 Clear 0.450.27
3/16 SB70 / Air / 3/16 Clear 0.480.2
3/16 SB70 / Argon / 3/16 Clear 0.450.19
3/16 SB70 / Argon / 3/16 Energy Advantage0.420.19

Series 6000 2 1/2" Thermal Strut Aluminum Window

Fixed

Glass Make Up U-Factor SHGC
3/16 SB60 / Air / 3/16 Clear *0.350.34
3/16 SB60 / Argon / 3/16 Clear 0.310.34
3/16 SB70 / Air / 3/16 Clear 0.350.24
3/16 SB70 / Argon / 3/16 Clear 0.310.24
3/16 SB70 / Argon / 3/16 Energy Advantage0.260.23

Casement

Glass Make Up U-Factor SHGC
3/16 SB60 / Air / 3/16 Clear *0.430.26
3/16 SB60 / Argon / 3/16 Clear 0.40.26
3/16 SB70 / Air / 3/16 Clear 0.420.18
3/16 SB70 / Argon / 3/16 Clear 0.390.18
3/16 SB70 / Argon / 3/16 Energy Advantage0.360.17

Awning

Glass Make Up U-Factor SHGC
3/16 SB60 / Air / 3/16 Clear *0.430.26
3/16 SB60 / Argon / 3/16 Clear 0.40.26
3/16 SB70 / Air / 3/16 Clear 0.420.18
3/16 SB70 / Argon / 3/16 Clear 0.390.18
3/16 SB70 / Argon / 3/16 Energy Advantage0.360.18

Series 7000 - Thermal Strut Aluminum Swing Door

Inswing standard sill

Glass Make Up U-Factor SHGC
3/16 SB60 / Air / 3/16 Clear *0.410.26
3/16 SB60 / Argon / 3/16 Clear 0.390.26
3/16 SB70 / Air / 3/16 Clear 0.410.18
3/16 SB70 / Argon / 3/16 Clear 0.380.18
3/16 SB70 / Argon / 3/16 Energy Advantage0.350.17

Outswing standard sill

Glass Make Up U-Factor SHGC
3/16 SB60 / Air / 3/16 Clear *0.420.26
3/16 SB60 / Argon / 3/16 Clear 0.390.26
3/16 SB70 / Air / 3/16 Clear 0.420.19
3/16 SB70 / Argon / 3/16 Clear 0.390.18
3/16 SB70 / Argon / 3/16 Energy Advantage0.360.18

Sidelite toplite

Glass Make Up U-Factor SHGC
3/16 SB60 / Air / 3/16 Clear *0.360.33
3/16 SB60 / Argon / 3/16 Clear 0.320.32
3/16 SB70 / Air / 3/16 Clear 0.360.23
3/16 SB70 / Argon / 3/16 Clear 0.320.23
3/16 SB70 / Argon / 3/16 Energy Advantage0.280.22

Thermal Strut Aluminum Sliding Door

8000 sliding door

Glass Make Up U-Factor SHGC
3/16 SB60 / Air / 3/16 Clear *0.380.3
3/16 SB60 / Argon / 3/16 Clear 0.350.3
3/16 SB70 / Air / 3/16 Clear 0.380.21
3/16 SB70 / Argon / 3/16 Clear 0.340.21
3/16 SB70 / Argon / 3/16 Energy Advantage0.30.2
1/4 SB70 / Argon / 1/4 Energy Advantage0.30.2

8100 sliding door

Glass Make Up U-Factor SHGC
3/16 SB60 / Air / 3/16 Clear *0.390.31
3/16 SB60 / Argon / 3/16 Clear 0.360.31
3/16 SB70 / Air / 3/16 Clear 0.390.22
3/16 SB70 / Argon / 3/16 Clear 0.350.22
3/16 SB70 / Argon / 3/16 Energy Advantage0.310.21
1/4 SB70 / Argon / 1/4 Energy Advantage0.310.21

Download Excel File

* Default glass used for quoting unless otherwise stated
** Other glass make ups available upon request.
Updated 1/06/2016