Porter-Bronkhorst SMC 1116August 24, 2012|Mass Flow Controllers, Porter-Bronkhorst Home ยป Mass Flow Controllers ยป Porter-Bronkhorst ยป Porter-Bronkhorst SMC 1116 Coastal Instruments services most of Porter-Bronkhorst mass flow controller models. The Porter-Bronkhorst SMC 1116 is one of the products we service.