Pressure regulators are used in maintaining or controlling pressure on pipelines to the desired value at its output. Some are used for safety, to cut-off high pressure on lines to prevent accidents or engine failure. The Model 121 Series Regulator is manufactured by Sensus one of the leading brand in gas, heating, water, and cooling solutions. These regulators are fast to respond while preserving a steady operation, have a strong valve body made of cast iron and the die-cast aluminum allow diaphragm case can withstand corrosive substances. Sensus Model 121 regulators provide great performance, larger capacity, and high inlet pressure.
The 4- inch Sensus 121-16-4 Regulator with green spring color has a water column pressure of 6-inch to 14-inch.
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