Stratox is the only independent manufacturer of Polycold refrigerants. Through our patented Cascade U series refrigerants we offer a low cost fully F Gas complient drop in solution for your older Polycold systems. Stratox refrigerant range is available in the EU, USA and Asia. Stratox developed the CASCADE range of replacement Polycold refrigerants to provide the vacuum industry with a competitive alternative. Stratox design and manufacture specialised refrigeration plant from one-off deigns to extended productions runs for OEMs in the scientific and technical field.