Flange isolation kit Type E, DN32 PN16. Complete cathodic-protection isolation set for a bolted flange joint: G-10 glass-epoxy gasket, G-10 sleeves for each stud, and G-10 or phenolic washers on both faces. Type E is the full-face insulator gasket with matching sleeve/washer set for buried and cathodically-protected pipeline installations. Applications: cathodic protection isolation on ballast water lines, subsea pipeline shore-connections, industrial pipeline isolation. Sizing per PN16 flange bolt-count.