Commercial water source heat pumps are available from 3/4 to 10 tons in a horizontal or vertical configuration. Closed-loop geothermal and tower/boiler applications are available. All units offer extended loop temperature range operation and the highest EER’s and COP’s in the industry. HFC-410a refrigerant is available.
Water Furnace International manufactures water-to-water heat pumps from 3 to 30 tons. These are ideal for under slab heating, pool / spa heating / cooling, outdoor air tempering and baseboard heating. Again, HFC-410a refrigerant is available.
Lastly, roof top water-to-air heat pumps are available from 3 to 35 tons capacity.