Refrigeration Refrigeration Professional solutions for industrial refrigeration. More Ventilation / Air conditioning Ventilation / Air conditioning Intelligent industrial ventilation, air conditioning and heating systems. More Cooling tunnels Cooling tunnels Automatic cold tunnels for Industry 4.0. More Internal transport Internal transport Internal transport lines based, among others, on chain conveyors, roller conveyors, belt conveyors and angle transmissions and turntables. More NH3 refrigeration engine rooms NH3 refrigeration engine rooms The most effective, economical and ecological solutions based on ammonia refrigeration machines from JS.Cooling. More Screw Compressor Packs Screw Compressor Packs We are the only Polish manufacturer of ammonia screw compressor packs. We have been building them for over 30 years. More