The G3 Model from Global Water is a well designed Hot/Cold Bottle-less Water Cooler. The unit is plumbed directly in to your cold water line eliminating the need for plastic 5 gallon bottles. The unit has a very large dispensing gap that easily fits water bottles and the large LED lights that let you know when the cold and hot power are working. The G3 has adjustable heating and cooling capabilities and guarantees quality, reliability, and easy serviceability. The unit is equipped with a hot water lock to prevent children from burning accidents, electric shut off valve to prevent overflows and stainless steel reservoirs to keep water safe. The G3RO is also equipped with a 4-stage Reverse Osmosis purification system (RO) which is assembled in the USA. The G3?s sleek and stylish design is sure to fit in any home or office setting."