The industry standard marine sanitation hose. If you ask for "Sani Hose" with no other qualifiers, this is what you will get.
Extra heavy-duty marine sanitary hose - smooth white vinyl FDA approved - can be used for potable water/deck fills Specially compounded to provide excellent resistance to odor permeation Applicable for critical bilge, drain scuppers, live wells, etc. Hard PVC helix gives good flexibility and bend radius; no cuffs required Don't use with alcohols, anti-freeze, petro-chemicals or solvents