The water leakage tester market is projected to grow from USD 2.2 billion in 2025 to USD 3.5 billion by 2035, at a CAGR of 4.7%. Water Leakage Testers For Commercial Buildings will dominate with a 35.0% market share, while water leakage testers for underground pipeline systems will lead the location of application segment with a 40.0% share.