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QXO (demo)
QXO is the largest publicly traded distributor of roofing, waterproofing, and building products in North America. Built through major acquisitions including Beacon, Kodiak, and TopBuild, the company runs a network of about 30,000 employees and roughly 6,000 delivery trucks a day. QXO supplies residential and commercial contractors with roofing, siding, waterproofing, and building materials from brands like GAF, Carlisle, Atlas, Johns Manville, and its own TRI-BUILT line. Headquartered in Greenwich, CT, it serves professionals across the United States and Canada.
stacklist.com/qxo-demo
QXO is the largest publicly traded distributor of roofing, waterproofing, and building products in North America. Built through major acquisitions including Beacon, Kodiak, and TopBuild, the company runs a network of about 30,000 employees and roughly 6,000 delivery trucks a day. QXO supplies residential and commercial contractors with roofing, siding, waterproofing, and building materials from brands like GAF, Carlisle, Atlas, Johns Manville, and its own TRI-BUILT line. Headquartered in Greenwich, CT, it serves professionals across the United States and Canada.
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BSD-104: Understanding Air Barriers
Air barriers are systems of materials designed to control airflow between conditioned and unconditioned spaces, serving as the primary air enclosure boundary in buildings. This reference covers air barrier system properties, placement strategies, and common approaches including adhered membranes, concrete panels, gypsum board, and sheet polyethylene.
Built for AI agentsACO · 3946 tokens
Summary
Air barriers are systems of materials designed to control airflow between conditioned and unconditioned spaces, serving as the primary air enclosure boundary in buildings. This reference covers air barrier system properties, placement strategies, and common approaches including adhered membranes, concrete panels, gypsum board, and sheet polyethylene.
Tags
air-barriers · building-enclosure · moisture-control · airflow · insulation · building-science · construction
Key entities
Joseph Lstiburek (person, 1) · Hutcheon (person, 0.85) · Air Barrier System (concept, 1) · Building Enclosure (concept, 0.95) · Self-Adhered Modified Bituminous Membrane (technology, 0.9) · Spray Foam (technology, 0.85) · OSB (technology, 0.8)
Classification
reference · language en · status final
Provenance
claude-sonnet-4-6 via @stacklist/mcp-server@2.0.0, confidence 0.85, 4 Aug 2026