Sonic Inspection Corporation is a Non-Invasive NFPA 25 approved Ultrasonic Testing company. Sonic Inspection deploys a revolutionary patented technology Guided Wrap Wave Ultrasound (GWWU) for inspecting fire sprinkler systems for corrosion, wall thinning and obstruction. Our technology is deployed on ACTIVE "WET" and "DRY" fire sprinkler systems which allow for full business continuity and mitigates risk and liability. This is Guide Wrap Wave Ultrasound (GWWU) or Localized Guided Wrap Ultrasound (LGWU) propagates around the circumference of a pipe identifying corrosion, MIC, Sludge, Tubercles, and Air in a Wet system or Water in a Dry system. For more information go to www.sonicinspection.com or call 303-308-3000