Our NATA endorsed plumbing laboratory offers professional and expert services in testing for WaterMark and Waterworks approval and is a recognised WELS laboratory. The capabilities of the PROVE Plumbing Laboratory is vast with state of the art equipment offering an extensive range of flow rate, pressure, force and temperature measurement. We hold the relevant accreditation to provide detailed and traceable reports for the submission of WaterMark approval with systems and processes meeting guidelines of ISO 17025 General requirements for the competence of testing and calibration laboratories.