Building Envelope & Insulation
How walls, roofs, and floors keep heat in and moisture out — R-value targets, assembly designs, and material trade-offs for owner-builders.
33 guides in this topic.
- Advanced Framing Techniques: 24-inch OC and Beyond
- Structural Insulated Panels (SIPs) Guide
- Best Insulation for Mobile Home: Materials and R-Values
- R-15 vs R-21 Insulation: Which Do You Need?
- ZIP Sheathing as Air Barrier: Installation Guide
- Wall Vapor Barrier Placement: Interior vs Exterior
- Best Insulation for Shed: Materials and R-Values
- Attic Insulation: How Much Do You Need?
- Understanding R-Value: Insulation Basics Explained
- OSB vs Plywood for Energy-Efficient Homes
- OSB vs Plywood: Which Should You Choose for Your Build?
- How to Use Polyiso Insulation in Cold Climates
- Is Polyiso the Best Insulation for Roofs and Walls?
- Polyiso Insulation: Pros, Cons, and Best Uses
- How to Insulate Slab Footings for Passive House Performance
- Rockwool vs Fiberglass: Cost, R-Value & Fire Safety
- OSB vs Plywood (2026): Cost, Strength & When to Use Each
- Blandex Boards: Smart Choice for DIY Builders?
- Wall Sheathing: Choosing the Right Material
- Safer Alternatives to Spray Foam Insulation
- Exterior Roof Insulation for Passive House Performance
- Exterior Foam Insulation for Energy-Efficient Roofs
- How to Install Exterior Foam Roof Insulation the Right Way
- Polyiso vs EPS vs XPS: Foam Board R-Values & Cost
- Polyiso Insulation: Pros, Cons, and When to Use It
- How to Install Mass Loaded Vinyl for Walls
- How to Use Cork for DIY Home Insulation
- How to Soundproof Walls in Multi-Unit Homes
- Ultimate Guide to Natural Fiber Insulation
- How to Install Door Weatherstripping for Energy Savings
- Common Off-Grid Heating Problems and Solutions
- Top 12 Energy-Efficient Windows for Canadian Climate
- Natural vs Synthetic Insulation: R-Value & Cost Compared