This portable hand sink is ideal to place anywhere to help employees and customers maintain a healthy environment. The unit has a 45 gallon fresh water tank with a 47 gal tank for grey (dirty) water. Portable hand sink is self-contained and can be placed anywhere. Foot pump for hygienic "hands free" operation. Additional features include a paper towel dispenser and a soap dispenser. Overall measurements are 26 1/2"L x 34 1/2"W x 51"H. This portable hand sink does not have a water heater.