ASME A112.1002 pdf download Anti-siphon fill valves for water closet tanks 1 scope This Standard covers anti-siphon fill valves intended to be installed in water closet tanks.Note: In this Standard, anti-siphon fill valves are also referred to as “devices”. 1.2 In this Standard,” shall””is used to express a requirement, i.e., a provision that the user is obliged tosatisfy in order...