The HVAC insulation market is expected to grow at a CAGR of 5.82% over the forecast period to reach a total market size of US$7.713 billion by 2027, increasing from US$5.192 billion in 2020. The growth of the HVAC insulation market is driven by the increasing demand for energy-efficient buildings. The rise in construction activities, especially in developing countries, is also contributing to the growth of the market.