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#COBALT BOATS SEPTIC TANK MANUAL#

Inside the three–mile limit, it is illegal to dump raw sewage.We think the most sensible sanitation system design gives you the choice of both a dockside pump-out and the ability to empty the tank yourself when offshore (see illustrations below). More than three miles from the coast it is legal to discharge raw (untreated) waste overboard, either directly from the toilet or by emptying the holding tank.The treated wastewater then safely and conveniently reverts back to its original state of salt and water which meets EPA Type I standards for overboard discharge. The Raritan Electro Scan utilizes electrodes which temporarily convert salt water into a powerful bactericide. While the MSD must satisfy Coast Guard regulations, the boat owner still has a lot of choices of product types and overall system design.

#COBALT BOATS SEPTIC TANK MANUAL#

Manual Heads, Electrical Heads and System ComponentsĪll boats operating in US waters with permanently installed toilets are required by federal law to have a Marine Sanitation Device (MSD) on board that either stores human waste until it can be transferred ashore, or reduces the coliform count to such low levels that discharged sewage poses no public health hazard-even in populated harbors.

This article will acquaint you with typical installations, system maintenance and laws that govern marine sanitation system use. Sure, sometimes components like Y-valves, macerators, holding tanks or even an entire system must be replaced but squarely facing these problems is a lot better than avoidance, especially when you consider the convenience that a properly installed and maintained system brings to a boat. Tanks are available with pre-installed fittings and lids or as a blank tank with custom DIY fitting packages.īrowse our manufacturer specific Ronco Marine Tanks and Dura-Cast Marine Tanks.Maintaining your marine sanitation device can be an onerous task, but this need not be the case since problems that arise have more to do with owner neglect than anything else.

These tanks can be used as new or replacement marine tanks. Poly marine tanks are available in numerous capacities, dimensions, and wall thicknesses to guarantee the tank works for the specific application. Custom-molded options are available for specific boat makes and models.

Marine tanks are most-commonly rectangular in shape. The tanks are rotationally-molded with polyethylene resin to offer superior durability, service life, and resistance against cracking, rusting, and corrosion. Plastic marine tanks are made by manufacturers Ronco and Dura-Cast. National Tank Outlet’s marine tanks are manufactured from high-quality polyethylene resin that is BPA free, FDA-approved for potable water, and ANSI NSF 61 compliant. There are two types of boat tanks: fresh water tanks for storing potable water and holding tanks for collecting and storing of grey water or black water. Marine tanks are onboard storage tanks for boats, sailboats, yachts, trawlers, and vessels.