Two common reasons for gauge and switch failure are pipe vibration and water condensation which in colder climates can freeze and damage the gauge housing Figure 1 illustrates the design of both a traditional and a more reliable filled pressure gauge

What is the correctly punctuated version of this sentence?
Two common reasons for gauge (and switch) failure are pipe vibration and water condensation, which in colder climates can freeze and damage the gauge housing. Figure 1 illustrates the design of both a traditional and a more reliable, "filled" pressure gauge.