Rebates Education Request Estimate How To Choose Between Barriers: Wraps vs. Sheathing The Hidden Cost of Effective R-Values in Your Walls How To Build 1-Hour Fire-Rated Walls Faster & Easier About Women’s Shelter Retrofit Blog Home Protected: New Homepage Insulated Sheathing One-Sided ZIP SIS Panels Technical Library Homeowners Insulated Studs DensGlass Insulated Sheathing Become Dealer Church Roof Retrofit Sheet Goods Calgary Retrofit Why SIS Panels Basement Systems Gallery Insulated Roofing Panels Projects Red Deer Net-Zero Home A Deep Dive on our SIS Puck Rainscreen System OSB Insulated Sheathing MgO Insulated Sheathing One-Sided Plywood SIS Panel Sheathing & Other Products The SIS Spotlight Newsletter – July 26 Contact Stanley Park House New Why SIS Panels Step 5 Retrofit Purchase Terms and Conditions Net-Zero Home What’s Inside a SIS Panel? Energy Efficent Retrofit Best Sellers Kingsland Junction Sterling Homes Showhome – Harmony Calgary Net-Zero Home SIS Panels in the Calgary Herald SIS Panels Versus SIP Walls: 5 Major Differences The One-Sided SIS EIFS Panel with DensElement® Barrier System British Columbia’s Multi-Billion-Dollar Problem How Insulation Works & Its Relation to R-Values