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Inlet Pres.: 1-125 PSI; Outlet Pres.: 3.5″ W.C.-5 PSI; Max Flow: 20,000 SCFH

The 1813B is a full capacity internal relief regulator capable of reaching 20,000 SCFH at higher inlet pressures. 1800 Series low-pressure models have a maximum inlet pressure of 125 psi and offer outlet pressures ranging from 3.5″ w.c. to 5 psi. The 1800 Series can be ordered as Full Relief, Partial Relief or No Relief Regulator. See spec sheets or call one of our regulator experts for proper sizing today.