The IWG-UV2 Upload Water Treatment System

Developed specially for Boeing  Model 737-NG and MAX Aircraft.

Innovative, first-of-its-kind technology that allows clean safe drinking water to be served from the galley spigots, replacing plastic water bottles. Each upload of water is treated as it passes through our UV  unit before the water tank.

Clean, fresh drinking water from the tap!

Flow rate of up to 4 US gallons per minute (NSF 55 Class A) with a DO-160G qualification. The IWG-UV2 Provides treatment of the water using UV light at the point of upload from the service water cart before it enters the aircraft potable water tank.


  • Ease of Installation
  • Simple Operation Fits into Existing Procedures
  • 24/7/365 AOG / Spares Support World-Wide


  • Transport Canada STC Issued March 3, 2017
  • FAA STC Received Sep 13, 2017
  • ANAC STC Received Sep 07, 2018
  • Application to additional countries (as required)

Contact us directly to learn more.

News Release: International Water-Guard Launches UV Water Treatment & Preselect System