Building thermal envelope requirements.

CFR · 2024-01-01 · US · Title 10

(a) (b) (2) For the purpose of compliance with the exterior ceiling insulation (3) A combination of (4) An individual skylight that has an SHGC that is less than or equal to 0.30 is not subject to the glazed fenestration SHGC requirements established in paragraph (b)(1) of this section. Adapted from section R402 of the 2021 IECC. (5) (c) (2) Area-weighted average vertical fenestration (3) Area-weighted average skylight (4) Windows, skylights and doors containing more than 50 percent glazing by area must satisfy the SHGC requirements established in paragraph (b)(1) of this section on the basis of an area-weighted average. Adapted from section R402 of the 2021 IECC. (d) [Reserved]. (e) (2) [Reserved]

official document · source cfr-2024 · id 10:§ 460.102