Includes demand pump!  With a full 60 gallon capacity, Prochem’s fresh water supply tank gives you a generous on-board source for any size job. A reliable demand pump system automatically keeps your console supplied with water pressurized to 40 PSI at a rate of 3.8 gallons to a minute. This tank is made of roto-molded polyethylene with a powder coated steel mounting frame for outstanding strength and durability. The space-saving unit fits conveniently over the wheel well of your van and comes complete with demand pump, mounting hardware, hoses and fittings to connect to your system.