Industrial airsock air coolers with a stainless steel/aluminium coil block. Suitable for applications like processing rooms, working production areas and greenhouse cooling. Capacities 4 to 41 kW.     Helpman TYR-A industrial air coolers have been designed for airsock application. All models are fitted with an airsock ring and fan motors capable of supplying the additional external pressure that is required for the proper functioning of an airsock system. Suitable for applications like processing rooms, working production areas and greenhouse cooling. - Evaporating temperatures : +5 to -15°C - Refrigerants : ammonia (R-717, all H(C)FC, brine, CO2 - Nom. capacities : 4 - 41 kW (Eurovent SC2, higher on request) - Airsock diameter : 450 up to 730 mm