This video from CISPI proves best practices for installing a fitting onto a cast iron hub and spigot pipe.
The Cast Iron Soil Pipe Institute (CISPI) is dedicated to aiding and improving the plumbing industry. CISPI serves plumbing contractors as a resource for cast iron product questions on installation, proper use, specifications and codes. CISPI representatives are available to visit jobsites as needed and to provide their expertise with regard to the manufacture and use of cast iron soil pipe and fittings.
For more information please visit at www.cispi.org
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