The water tank of your RV is the lifeblood of all water sources throughout your rig. So, it's important to not settle for something standard. You don't want to be taking a shower only to have your water run out halfway through. No one wants a sink full of dirty dishes, either! Choosing the right tank to fit your needs is important, which is why it's equally-important to know what you're getting into when buying the right water tank. T161 Got fresh drinking water? Sanitary and sturdy, RecPro’s 10-gallon RV Fresh Water Tank manufactured using FDA approved polyethylene material, is an excellent choice to will make sure the water you have with you stays safe to drink. Dimensions Dimensions: 17" x 14" x 10"Material: PolyethyleneWall thickness: 1/8"Inlet - 2" LongInlet: 7/8" Internal Diameter (smooth barrel)Outlets - 3/8" The water tank of your RV is the lifeblood of all water sources throughout your rig. So, it's important to not settle for something standard. You don't want to be taking a shower only to have your water run out halfway through. No one wants a sink full of dirty dishes, either! Choosing the right tank to fit your needs is important, which is why it's equally-important to know what you're getting into when buying the right water tank.