... -fuction LTWH Series High Quality Ground Source Heat Pump for Houses and Commerical UseHeat Pump System:Brifly Introduction:APPLICATIONUsed an area of 100m 2~ 1000m2 ... for demand as Villa, hotel, restaurant, factory, theater, stadium, residential quarter, textile, food, medicine, metallurgy etc.STRUCTUREPanels and frame are made from galvanized ...