Modine’s geothermal water-to-water series is a high-efficiency, eco-friendly, reversible and non-reversible ground source heat pump designed to provide superior hot and chilled water performance at a fraction of the cost of conventional systems. Available in 3 to 12 ton sizes with select units earning ENERGY STAR® Most Efficient in 2015. These units feature the proven and reliable Modine Controls System. A platform designed and engineered around the products, to ensure maximum energy efficiency. Some common applications include direct radiant heating and cooling, radiant floor heating, domestic hot water heating, pool/spa heating and snow melting.