This is a legacy product. Please contact us for the latest version.sales@ocaire.com, VALVE, SOL, VALVE, VP3/5/7 SOL VALVE 3-PORT, 1A, VP3/5/7, 6.39340 lb, Valve modelPort sizeEffective area (mm2)Mass ?(kg) 1 (IN), 2 (OUT)3(EXH)1 2 (IN OUT)2 3 (OUT EXH)GrommetVP3185VP318511/425706502.8