IAPMO IGC 356-2019 Drain Plates for Water Closets

1 Scope
1.1 General
1.1.1 This Standard covers drain plates intended for commercial and residential water closets and specifies requirements for materials, physical characteristics, performance testing, and markings.
1.1.2 Drain plates for water closets covered by this standard are intended for preventing leaks from water closet flange seals.