Removed 6-8 feet of defective 3″ & 4″ cast iron main stack and replace with 3″ & 4″ new PVC Team Kuware on October 21, 2024 Post navigation Previous: Previous post: Installed new 1-1/2″ air admittance valve on shower drain with 6 feet of pipeNext: Next post: Install Richmond 30 gallon water heater