1″ Boiler Gauge
Boiler pressure, measured by a pressure gauge inside or underneath a boiler, maintains effective water flow around the home and ensures that hot water can flow through the entire heating system.
Drawn steel, black finished or Polycarbonate
Aluminum, white finished with black markings
Brass with precision-milled teeth
±3-2-3% (ASME B40.100 Grade B)
-40 to 150°F (-40 to 65°C)
-40 to 140°F (-40 to 60°C)