Sierra Live Well Hose 1-18 Sierra Shields Live Well Hose has a black smooth cover with vinyl helix. The Well Hose is rated for full vacuum and is resistant to mild chemicals and saltwater. I.D. 1 18 or 28.6mm Wt. C 25 Bend Radius 4 or 101.6mm Application This hose is primarily used for bilge pump intake and discharge, drains sinks, shower, and scupper This hose is also used for livewell intake and drain, and sanitation Intake and vent This hose is utilized for below the waterline connections Not