Insulsteel integrates design and building science into our energy-efficient custom homes in the Charleston area using our EcoShell™ technology that meets the Department of Energy Zero Energy Home certification. We build with insulated steel panels, solar panels and a high performing HVAC system that controls indoor humidity and improves air quality. Every design below is classified as “have it your way”, which means you can personalize the design to make it your own, or we can custom design from your own ideas, or plans/designs from your favorite floor plan resource.