Shields 5/8 in. Vac Extra Heavy Duty/FDA 116-148-0586W 5/8 In Shields Vac Xtra HD/FDA 100 Ft | Shields 116-148-0586W 5/8 in. Vac Extra Heavy Duty/FDA 100 ft. Toilet to holding tank – self-draining lines, intake, vent, pump out Bilge pump intake and discharge Resistant to odor permeation Drains – sink, shower, scupper Potable water tank fill Livewell intake and drain Smooth white FDA grade PVC with vinyl helix Rated for full vacuum Resistant to: mild chemicals, salt water, permeation Do not use dlycol based antifreeze in hose Do not use in pressurized water systems Replaces MPI 148-0580 Replaces Sierra 116-148-0586W