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WebPath, as established by Section C401.2, is perhaps the simplest method for demonstrating compliance. This self-study course will allow learners to assess their knowledge of the prescriptive compliance requirements for commercial building thermal envelope assemblies. The assessment focuses on identifying the scope and limitations of the … WebJul 2, 2024 · Section 1203.3 says unvented attics (where ceilings are applied directly to the underside of the roof framing members) are permitted when all of the following conditions are met. The unvented attic space is completely within the building thermal envelope. WebSelf-Study - Prescriptive Building Envelope, Section C402 Course 1 . Download . Self-Study - Prescriptive Building Envelope, Section C402 Course 2 . Download. Active … nine provinces and capitals