U Values for Storefronts & Curtain Walls

U.S. Aluminum

1. IT-451 with Clear Insulated Glass = .60
2. IT-451 with Low E (projected) = .51
3. FT-451 with Clear Insulated Glass = .60
4. FT-451 with Solar Ban 60 Low E = .49
5. 3250 Curtain Wall with Clear Insulated Glass = .61
6. 3250 Curtain Wall with Solar Ban 60 Low E = .49

Kawneer

1. 451-T-CG with Clear Insulated Glass = .58  
2. 451-T-CG with Solar Ban Low E  = .40  add Argon = .36
3. 451-T-VG with Clear Insulated = .58
4. 451-T-VG with  Solar Ban 60 Low E  = .40  add Argon = .37
5. 451-T-UT with Solar Ban 60 Low E =  ..37  add Argon = .34
6. 1600 Wall System 1with Solar Ban 60 Low E  =  .46  add Argon = .43
7. 1600 Wall System 2 with Solar Ban 60 Low E = .40   add Argon = .37
8. 1600 Wall System 1 UT  with Solar Ban 60 Low E = .39 add Argon = 36

Entrance Doors

• AA250 Thermal with solar Ban 60 Low E = .48  add Argon = .46
• AA425 Thermal with Solar Ban 60 Low E = .51  add Argon = .49

This information is provided as a courtesy only 				              
Last Updated: April 29, 2012
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