CAN/CSA-B127.1-99 (R2014)

1. Scope 1.1 This Standard coves Type 1 (Class 3000) and Type 2 (Class 4000) asbestos cement (AC) pipe and pipe fittings and cast iron fittings for use in drainage, waste, and vent systems inside buildings and for building drains and rain water leaders. 1.2 This Standard includes specifications for material, dimensions, flexural strength, crushing strength, chemical resistance, and joint tightness. Methods of marking to indicate compliance with these requirements are included. Recommended installation practice is given in Appendix A. Suitability of material composition is given in Appendix B. 1.3 This Standard is written in SI units. Yard/pound values appearing in parentheses are for information only.