What’s beneath your floors? What’s hidden inside your walls? What makes your home comfortable and energy-efficient—or not? Discover the answers in this engaging introduction to home systems and building science, led by experts from SFCC’s Energy Smart Academy. Explore the materials and technologies that shape your living space, from construction and weatherproofing to insulation, HVAC systems, and water heaters. You'll also gain insight into plumbing fixtures and critical health and safety concerns, including carbon monoxide, radon, lead, asbestos, and mold. Learn how these elements work together—or sometimes fail—to impact your home's efficiency and safety.