Raritan PST12EX Purasan EX Treatment Raritan PST12EX Purasan EX Treatment System Pressurized Fresh Water 12V Raritan Purasan EX marine waste treatment system Includes Purasan EX treatment tablets, tablet dispenser, switch panel, control module, 6 feet of black and red wire to connect treatment tank, 16 feet of cable to connect the switch panel to control module and 6 feet of 3/8 in and ? in. hose for tablet dispenser and treatment tank Designed to work with most marine toilets in salt, fresh, or brackish water environments Utilizes the boat?s existing pressurized freshwater system Activates to neutralize waste each time toilet(s) in the system are flushed U.S. Coast Guard approved Type I Marine Sanitation Device for use on vessels 65 feet and less For use in any area not declared a Federal No Discharge Zone (FDZ) by the U.S. Enviromental Protection Agency 12 volt DC operation Quiet operation when in treatment mode 2 minute electronically controlled treatment cycle Control panel indicates when tablets need replacing Eliminates the need for a holding tank Can be used with up to 2 toilets with the purchase of additional Purasan control P/N PSTDCEX Purasan EX tablet replacement is quick and easy Replacement tablet refill P/N 41-135A One year limited warranty This item can only ship with UPS Ground Replaces Raritan PST1202, PST1203, PST3202 & PST3203