A modern home interior wall is shown in cross-section, highlighting the wall insulation layers. The image prominently features insulation batts neatly installed between wall studs, demonstrating their role in enhancing thermal performance. The batts are labeled to emphasize their energy-saving benefits. A cutaway reveals the transition from insulated wall cavity to finished drywall, underscoring the seamless integration of wall insulation into residential construction. The background includes a cozy living room setting, symbolizing comfort and energy efficiency.