Thermo Scientific Neslab 35 Micron Replacement Filter Bags for ThermoFlex 900

Product information "Thermo Scientific Neslab 35 Micron Replacement Filter Bags for ThermoFlex 900"
Thermo Scientific Neslab 35 Micron Replacement Filter Bags for ThermoFlex 900 - 5000. 

The Thermo Scientific Bag Filter it's designed to prevent the introduction of particulates into the system in ThermoFlex Thermo Chillers. Never fill the unit without the reservoir bag filter in place.