, control regulators, custom manifolds, switch-over manifolds, high pressure manifolds, pressure regulators,stainless steel regulators, gas panel regulators, high pressure regulators, pnumatic test stands, high pressure test stands, orbital welding ...GTR Controls, switch gauges, pressure gauges, control panels, test stands The information on this website is displayed in frames. The web browser you are currently using... is not able to view frames. Please download a current version of Internet Explorer or Netscape Communicator. Design and build switch gauges, pressure gauges, control panels, test stands...