3717-1-05.2(E) Mobile water tanks
3717-1 Ohio Uniform Food Safety Code
Tank vent - protected. If provided, a water tank vent is to terminate in a downward direction and be covered with:
(1)
Sixteen mesh to one inch (sixteen mesh to 25.4 millimeters) screen or equivalent when the vent is in a protected area; or
(2)
A protective filter when the vent is in an area that is not protected from windblown dirt and debris.