PT Triwi Putra Jaya is the authorized distributor of Additel, Meatest and Accurate. We sell Pressure gauge, Pressure Calibrator, Pump Test Calibration, Dry Well Temperature Calibrator, Multifunction Documenting Process Calibrator, Multifunction temperature calibrator, Automatic Pressure Calibrator, Readout Thermometer, SPRT, Pt100, Blackbody IR Calibrator, etc.