Heavy-duty 12-volt DCSS washdown pumps from Moro USA are designed for filling sinks and toilets. They have a maximum delivery rate of 20 gpm at 42 psi, and have a 1 hp, 12-volt DC motor, a 1-inch discharge and a 1 1/4-inch intake. They have a high-grade stainless steel impeller, Viton elastomers, and include a pressure switch and 12-volt solenoid allowing full control flow at the nozzle without damaging the pump. They are industrial-grade epoxy coated to protect against rust and have a stainless steel pump head for effective cold-weather duty. Units weigh 52 pounds. 800/383-6304; www.morousa.com.