Conbraco 20-700 Series Bronze Expansion Tank Gauges

Bronze Expansion Tank Gauges
125 psig @ 350°F, 300 psig @ 100°F
CRN Registered

Formula to determine glass and rod lengths:

• Glass Length: (Center to Center Dimension) – 1-1/4″
• Rod Length: (Glass Length) + 2″

All Gauges Below are Upper & Lower Valves Only with No Glass or Rods. Use formula below to determine glass lengths which can be purchased in the Tubular Glass Section.