Type: Single Section, Double Section, Folding Type Size Range: 21mm-379mm Material: Stainless steel AISI304/316 Bolt and nut: Stainless steel AISI304/316 Rubber Gasket: EPDM/NBR (WRAS approved rubber gasket is also available) Applied to connection of all pipeline. It is used for quick repairing of pipe leaks, which can work under pressure. To repairing pin holes and breaks of pipe caused by aging or rusting. It can provide safe, fast and steady connection and very good effect of anti-vibration and noise reduction. -