IAPMO IGC 78-19涵盖了拟用作ABS和PVC表40塑料排水、废水和通风（DWV）管内部清洗配件的塑料配件的标准配件几何结构和铺设长度，并规定了材料、物理特性、性能测试、标记和标识的要求。符合本标准要求的管件设计用于按照ASTM D2661、D2665、F628和F891附表40系列管道制造的塑料管。以英寸-磅单位表示的数值应视为标准。

IAPMO IGC 78-19 covers standard fitting geometries and laying lengths for plastic fittings intended for use as internal cleanout fittings for ABS and PVC Schedule 40 plastic drain, waste and vent (DWV) pipe and specifies requirements for materials, physical characteristics, performance testing and marking and identification. Fittings meeting the requirements of this standard are designed for use with plastic pipe manufactured to ASTM D2661, D2665, F628 and F891 schedule 40 series pipe. The values stated in inch-pound units are to be regarded as the standard.