
Products: I/Ps and E/Ps
Company Description: Manufacturers of precision and general service
air pressure regulators, electronic pressure regulators (I/P, E/P) and
frictionless rolling diaphragm air cylinders.

Product: Electronic pressure regulators
Company Description: Porter Instrument Company is a manufacturer
of Industrial and Dental Instrumentation. The company was founded in
1968, and specializes in the development, manufacture and sale of precision
instruments that measure and control the flow and pressure of gases
and liquids.

Product: Digital pressure controllers
Company Description: Tescom ECD designs and manufactures "SMART"
electronic measurement and control instrumentation for gas or liquid
systems at pressures from sub-atmospheric to 15,000 psig. Industries
include calibration, test equipment, factory automation and process
control industries.