Available from the FCI online store are several product solutions for flow measurement of air, compressed air, natural gas, and biogas. From economical, compact models ST50, ST51 or ST75 to premium featured model ST80 there are solutions for line sizes from 1 inch to 10 inches. All the models available here include the digital display/readout option and all carry FM/FMc agency approval. For more detail specifications on any of these models, please refer back to FCI main website. If your application and installation require a different model than shown here in the online store, please contact FCI or your local sales representative’s office, today.