JAG has Double Isolation and Bleed Trunnion Ball Valves available in stock, API 6D Single Piston Effect (SPE) and Double Piston Effect (DPE). Our DIB Ball Valves are supplied with our Viton GLT Delta Seat insert and we can add pressure relief piping and all required Valve testing at our JAG facility. Conformed to ASME B16.34 and CSA Z245.15 Specifications, and tested to API 6D.