Energy Star® v6 Resource Page

Updates, Resources and Solutions provided by Quanex

The anticipation is over. The EPA has announced the finalization of ENERGY STAR® Version 6.0 for Windows, Doors & Skylights, which includes the following updates that were in the final draft released August 31st, 2013:
 
What’s new in ENERGY STAR Version 6.0?
•             ~10% U-factor reduction for Northern, North-Central and South-Central
•             33% U-factor reduction in the Southern Zone
•             Third level of tradeoffs added in the Northern Zone
•             Consolidation of North-Central and South-Central Zones
 
The Version 6.0 specification will take effect on January 1, 2015, with the exception of the Northern Zone, which will take effect on January 1, 2016.


Have questions? Sign up for our ENERGY STAR® v6 Webinar series!


The Final Release of ENERGY STAR® v6 product specifications for qualified windows, doors and skylights is available directly on the ENERGY STAR® website.

The chart below shows the energy efficiency requirements for windows:

 
Energy-star-v6.jpg
 
 
 


Climate Zone

Maximum
U-Factor to be
set between


Maximum SHGC to be set between
 
Current

v6

Current

v6

Northern

≤0.30

≤0.27

Any

Any
         
          - Equivalency

=0.31

=0.28

≥0.35

≥0.32
         
          - Equivalency

=0.32

=0.29

≥0.40

≥0.37
         
          - Equivalency

NA

=0.30

NA

≥0.42

North-Central

≤0.32

≤0.30

≤0.40

≤0.40

South Central

≤0.35

≤0.30

≤0.30

≤0.25

Southern

≤0.60

≤0.40

≤0.27

≤0.25
   

Quanex offers a variety of tools and products that meet the new stringent ENERGY STAR® v6 standards. But Quanex goes beyond this, to give you insight and information on the latest ENERGY STAR requirements and how they impact the fenestration industry.
 
Watch the videos below to see how innovative products from Quanex deliver quality and assurance every step of the way. 
 
Sign up for Quanex ENERGY STAR® updates via email, or sign up for our ENERGY STAR® v6 webinar series here.

View our Previous Webinars on Demand

Videos


Product Spotlight

EnergyQuest™ Video

Product Spotlight

Super Spacer Video

Product Spotlight

Duralite & Duraseal Video