A dual-function pump eliminates the need for hand pumps and dry-bowl valves. With the push of a button, the self-priming flush pump rinses the bowl as the Macerator and high-capacity scavenger pump grind up waste and pump it out. Includes a heavy-duty push button and? 1" to 1 1/2" discharge hose adapter. Easy-to-clean china bowl. Luxury Tourer Van, motorhome, Vanity Van, Car, Bus, Yacht, Vessel, Boat, Ship, FRP Mobile, Luxurious Mobile, Vaccume Bowl Toilet