The Global Indoor Air Purification Market Size is Expected to Grow from USD 24.73 Billion in 2023 to USD 44.73 Billion by 2033, at a CAGR of 6.11% during the forecast period 2023-2033. The indoor air cleaning market consists of equipment and technology that enhances the quality of air within houses, offices, hospitals, and schools. These pieces of equipment can eliminate pollutants such as dust, pollen, smoke, and microbes.