Section 5-303.13 - Mobile Food Establishment Tank Inlet
A MOBILE FOOD ESTABLISHMENT'S water tank inlet shall be:
(A) 19.1 mm (three-fourths inch) in inner diameter or less; and(B) Provided with a hose connection of a size or type that will prevent its use for any other service.
Wis. Admin. Code Department of Health Services 5-303.13