What Is Sheathing? A Beginner’s Guide to Building Envelopes
By Graham Mann | Published: 11/23/2025
Learn about sheathing's vital role in construction, its types, benefits, and how to choose eco-friendly options for a durable, energy-efficient home.
What Is Sheathing? A Beginner’s Guide to Building Envelopes Sheathing is a core layer in construction, placed between a building’s frame and its exterior finish. It strengthens walls, roofs, and floors, while also helping to manage moisture and improve energy efficiency. Common materials include plywood, OSB (oriented strand board), foam boards, and Structural Insulated Panels (SIPs). Each type serves specific purposes based on budget, durability, and insulation needs. The building envelope, which includes sheathing, acts as your home’s protective shell - keeping temperatures stable, blocking moisture, and ensuring structural stability. Proper installation and material selection are critical to prevent issues like water damage or energy loss. Whether you're building or renovating, understanding sheathing and its role in the building envelope is key to creating a durable and efficient home. The Risinger Build: Episode 6 - Exterior Sheathing & WRB Installation How Sheathing Works in Home...
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