Thornhill Heat Exchangers have developed a highly effective, non-destructive testing method primarily for use on Plate Heat Exchangers in the dairy, brewing, food and pharmaceutical industries. These are some of the benefits of the Thornhill testing procedure: Double Visual Verification Full Diagnostic Check Non-Destructive Detects Minute Cracks and Pinholes Helium - Miniscule Molecular Composition Low Pressure Testing Flow Rate Checks Holding Time Testing Minimise Downtime / Maximise Uptime   Contact Thornhill Services with any Technical issues and enquiries you may have...