In a fast-track project with envelope materials not yet selected, how should the roofing system be keynoteed?

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Multiple Choice

In a fast-track project with envelope materials not yet selected, how should the roofing system be keynoteed?

Explanation:
In fast-track projects where envelope materials aren’t yet decided, using a generic keynote like “Roof Membrane” keeps the roofing system description flexible. This approach signals that a membrane is required but avoids committing to a specific type now, allowing later decisions about the envelope to drive the exact membrane choice without reworking drawings or specs. Specifying a particular membrane (single-ply, EPDM, or built-up) would prematurely lock in a product and could conflict with subsequent envelope selections or the project schedule.

In fast-track projects where envelope materials aren’t yet decided, using a generic keynote like “Roof Membrane” keeps the roofing system description flexible. This approach signals that a membrane is required but avoids committing to a specific type now, allowing later decisions about the envelope to drive the exact membrane choice without reworking drawings or specs. Specifying a particular membrane (single-ply, EPDM, or built-up) would prematurely lock in a product and could conflict with subsequent envelope selections or the project schedule.

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