4 Gallon Water/Waste Tank 

"Features nominal wall thickness of 0.300". Resin meets FDA spec CFT177 1520 requirements. Satisfies all U.S. Coast Guard standards. Provides standard NPT openings for vent, fill & drain. Polyethylene tanks will not filter taste into water or emit waste odors."

Gals.: 4, Size: 11-3/4" L x 10-1/4" W x 9-1/4" H"