InSinkErator HC-ViewSN-SS Involve View Hot and Cold Water Dispenser System with Stainless Steel Tank, Satin Nickel Includes 2/3-gallon stainless steel tank. Required Hole Diameter 1.25 inch to 1.50 inch Durable all metal construction Hot water Has automatic shut off.115 volts, 750 watts, 6.25 amps Dispenses 60 cups of 200 degree water an hour Three Year Parts and In Home Warranty