PVC to lead tub drain

Awardmont

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Hello, I am a newbie here, replacing my tub in a 40 year old house with concrete foundation, cast iron drains with lead traps at tubs toilets and shower. I cut out my old 1 1/2" lead drain pipe going down 2" before a 2" bulge in the pipe . What is this bulge in the lead drain pipe? I will try to attach a picture. Thanks Mike in Houston
 
What you are seeing is wiped joint where the lead joins a brass fitting, the brass fitting it more then likely caulked into a 2" cast iron hub. That joint is also done with lead. You have to remove the brass fitting to be able to change over to PVC.

John

lead-drains-148-home.jpg
 
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i agree it is most likely a wiped joint where the lead of the pipe/trap attaches to a brass piece but i would just remove the lead from around the brass piece and use a shielded coupling to attach the pvc to the brass instead of taking it out of the cast iron hub and then having to lead a piece of cast into the hub or try to push some pipe into a rubber gasket designed for cast iron hub pipe
 
You'd have to check carefully to see if the brass was compatible with a no-hub connector. The more common solution is take it out, use a Fernco donut, or cut off the cast to a non-hub, non-curved section, then the no-hub.
 
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