These PTFE washers are used in conjunction with the QUICKFIT® aperture screwcaps, silicone sealing rings and threaded glass tubes by glassblowers to create a screw thread joint that can be used for adding a thermometer, inlet tube or probe to a glassware assembly.
Manufactured from white PTFE
For use with QUICKFIT® adapters and screw thread glass tubes
A range of sizes available for use thermometers, probes, etc.