IAPMO IGC 181-2019 Combination Fill Valve and Hydraulic Actuated Flush Valve....
Description
Combination Fill Valve and Hydraulic Actuated Flush Valve for Gravity Type Water Closets
1 Scope
1.1 Scope
This standard covers combination fill valve and hydraulic actuated flush valve intended for use in gravity type water closets and specifies requirements for materials, physical characteristics, performance testing, and markings.
