Startup of a new radiant cooling system in Kalispell Montana. July 2015, Kalispell MT. A new Messana Radiant Cooling system installed in a house in Montana (in Kalispell). The hydronic radiant ceiling is powered by a ClimateMaster geothermal water-to-water heat pump. The radiant system doesn’t feature any mechanical ventilation and dehumidification. However, thanks to favorable outdoor dry