South East Asia’s (SEA) HVACR market with Indonesia’s dominant share is set to be worth 13,63bn USD by 2023, hitting a CAGR of 9,30% between 2017 to 2023. As the country with the largest economy and population in SEA, Indonesia leads the regional market pinning strong influence on the demand surge due to its widespread infrastructure and robust industrial development. This article by Eurovent team member Markus Lattner provides an introduction to Indonesia in terms of market evolution with a focus on HVACR.