General & Foundational
Building Envelope
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The physical separator between the conditioned and unconditioned environment of a building, including the resistance to air, water, heat, light, and noise transfer.
Cross-check your specs, drawings, and addenda for gaps.
BidFlow reads the spec book, the drawings, and every addendum against your bid, then shows you the scope nobody covered. Catch it before you send the number, not after you sign.