Hold N' Treat SystemTotal onboard, environmentally friendly, waste management system utilizing the best available Type I MSD treatment technology, legal for use in all waters.A 15 gallon holding tank combined with a Type I MSD capable of processing up to 140 gallons of waste per week. Locking switch to prevent accidental discharge.Standard FeaturesSatisfies discharge regulations in all U.S. watersComplete drop in place systemCombination Type I and Type III MSD SystemBenefitsUltimate flexibility with deck pump-out or treated dischargeLegal for use in all watersSimple flexible installationCompact sizeExternal tank level indicator controls system during Automatic operationIncludes a waste transfer pump to process waste from tank to Type IThree modes of operation - Automatic, No-Discharge and OverrideEasy to clean and maintainThis product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns.