TCH offers a variety of CRN approved products including V and U seismic connectors, reducing assemblies and straight connectors. These products are 100% Leak Tested and are available in stainless steel hose and braid or bronze hose and braid. End fittings include weld, sweat, RFSO Flange, and male NPT. ¼” I.D. – 12” I.D. sizes are offered.