IAPMO IGC 078-2019 Drain, Waste and Vent (DWV) Internal Cleanout Fittings

1 Scope
1.1 General
1.1.1 This Standard 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.
1.1.2 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.
1.1.3 The values stated in inch‐pound units are to be regarded as the standard.