Insulating ducts can play a significant role in reducing condensation under your home, but it's essential to consider various factors such as the type of insulation, the climate, and the overall HVAC system design. Proper insulation not only helps maintain temperature but also prevents moisture buildup, which can lead to mold and structural issues. However, the effectiveness of insulation can vary based on installation quality and the specific materials used. Curious about the best options for your situation? Ask Improvi.ai for personalized guidance.