National Green Building Standard Criteria
Door Glass & Enclosed Blinds

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Specifications

ODL products can help homes earn performance level points toward National Association of Home Builders (NAHB) Green Certification.

The National Green Building Standard Criteria (ANSI/ICC 700-2012) establishes design, construction, and remodel practices for green residential buildings. The Standard defines mandatory and enhanced specifications for windows and doors that earn performance level points. Visit NAHB for more details.

Per 'Fenestration' section 703.1.6 of the 2012 National Green Building Standard, the U-factor and Solar Heat Gain Coefficient (SHGC) specifications for windows and doors are as follows for the various climate zones (see climate zone map, further below).

Mandatory, per Table 703.1.6.1 + Points Enhanced, per Table 703.1.6.2(a) + Points Enhanced, per Table 703.1.6.2(b) + Points Enhanced, per Table 703.1.6.2(c) + Points
Climate Zone Max U-Factor Max SHGC Max U-Factor Max SHGC Max U-Factor Max SHGC Max U-Factor Max SHGC
1 0.65 0.30 0 0.60 0.27 10 0.40 0.25 13
2 0.65 0.30 0 0.60 0.27 5 0.40 0.25 9
3 0.40 0.30 0 0.35 0.30 6 0.30 0.25 9
4 0.35 Any 0 0.32 0.40 2 0.28 0.40 4 0.25 0.40 5
5 0.35 Any 0 0.30 Any 5 0.25 Any 8 0.22 Any 9
6 0.35 Any 0 0.30 Any 5 0.25 Any 9
7 0.35 Any 0 0.30 Any 5 0.25 Any 9
8 0.35 Any 0 0.30 Any 5 0.25 Any 9
National Green Building Standard US climate zone map