Hatco Water Booster Heaters provide all the 180°F (82°C) final rinse water required to sanitize and flash-dry dishes and flatware. Zesco offers the Hatco Compact and Imperial Electric Water Booster Heaters for versatility. The Hatco Compact Booster Heater is great when space is the issue and has a 6 gallon holding tank. The Imperial Booster Heater is the recommended Booster Heater for it has a 16 gallon storage tank, thus assuring no shortages of sanitizing water. The Water Booster Heaters have a rating for 40°F and 70°F rise of water temperature.