The Thermo Scientific CO2 incubators offer multiple large capacity solutions for higher volume and throughput scale up applications. The Heracell VIOS 250i CO2 incubators provide a premium clean room compatible solution where cultures can grow in a controlled, protected environment. Optional variable oxygen control allows for precise control of the culture environment which is critical particularly with more sensitive cells. ISO Class 5 HEPA filtration for airborne contamination protection as well as proven, overnight 180 C sterilization cycle keep the environment protected against contamination.