The XS Scuba Standard OPV is designed to expel the air in your tank when the air pressure exceeds the limit of 175-185 PSI. The XS Scuba Standard OPV is such a small item but in some cases can prove to be the best thing you ever did.
XS Scuba Standard OPV Features:
Factory set at 175 to 185 psi for pressure release (non-adjustable)
Compact relief valve releases pressure in the event of an over pressurization of the first stage
Fits standard 3/8”-24 UNF low pressure regulator port
Chrome brass construction
Stainless steel internal spring
Factory cleaned - Viton o-rings