Conduit Connection:Female ½", ¾" G, NPT, and M20xP1.5 or M25xP1.5 available
*NOTE 1.: In general, we DON'T recommend using FS20 for the seawater application! But, if it is necessary, please let us know, we can customize the speical magnet with lining to match up! *NOTE 2.: If using the FS20 for the Emergency Shower, please contact with the manufacturer at the first!!