... 80kw,100kw, one master units could with 7slave units central air conditioner, Modular air source heat pump(60kw,80kw,100kw-825kw), installation flexible ... and one way valve.l Hydraulic circuit built with galvanized pipe, complete with water discharge connection for tube in tube ... cinemas, stadiums, recreations, office blocks, factories and so on., central air conditioner(modular air source heat pump)