For commercial cooling tower or ground source geothermal applications with up to 30 IEER. Available in 8-, 10- and 12-ton sizes. Single modules can be manifolded together with up to three units to form one 36 ton system. Up to 64 indoor units can be connected to a single condensing unit. Systems available in either heat recovery, simultaneous heating and cooling, or heat pump configurations. http://www.daikinac.com/content/commercial/vrv/vrv-t-series/