Glycerin Filled Gauges Manufacturer We, the Gauge Manufacturers in Mumbai have widely become in demand because of our specialties via which we assist our people. Our manufactured products Glycerin Filled Gauges comprise of a stainless steel case filled with glycerin that aims at offering a complete protection against harsh environments. The best part of such gauges is that it enhances both an integrity as well as a reliability of measuring system for a longer duration of hours most often under extreme operating condition.